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Dialogue
1 Intro| degree of certainty. The Theaetetus, like the Parmenides, has 2 Intro| be disposed to range the Theaetetus with the Apology and the 3 Intro| which in many respects the Theaetetus is so little akin. (1) The 4 Intro| is just mentioned in the Theaetetus; (2) the theory of rest, 5 Intro| opinion which is raised in the Theaetetus. (Compare also Theaet. and 6 Intro| general character of the Theaetetus is dialectical, and there 7 Intro| to have taken place when Theaetetus was a youth, and shortly 8 Intro| the engagement in which Theaetetus is said to have fallen or 9 Intro| Epaminondas, would make the age of Theaetetus at his death forty-five 10 Intro| uncertainty about the place of the Theaetetus, it seemed better, as in 11 Intro| works of Plato, that the Theaetetus may not have been all written 12 Intro| inserted afterwards. Again, the Theaetetus may be connected with the 13 Intro| Sophist, and still more the Theaetetus, have points of affinity 14 Intro| intermediate position between the Theaetetus and the Sophist; upon this 15 Intro| probability in its favour.~The Theaetetus is one of the narrated dialogues 16 Intro| interest about the person of Theaetetus, who has just been carried 17 Intro| narrative, having introduced Theaetetus, and having guaranteed the 18 Intro| interlocutory words are omitted.~Theaetetus, the hero of the battle 19 Intro| evident delight in ‘the wise Theaetetus,’ who has more in him than ‘ 20 Intro| no reason to doubt that Theaetetus was a real person, whose 21 Intro| compared with the dislike of Theaetetus to the materialists, and 22 Intro| character.~The Socrates of the Theaetetus is the same as the Socrates 23 Intro| of self-conceit; in the Theaetetus he has assigned to him by 24 Intro| dialogue. The snubnosedness of Theaetetus, a characteristic which 25 Intro| Eleatic stranger; the youthful Theaetetus also plays a different and 26 Intro| knowledge are extracted from Theaetetus, who in his turn truly declares 27 Intro| the hearth, fearing that Theaetetus will bite him, comparing 28 Intro| the first definition which Theaetetus proposes: ‘Knowledge is 29 Intro| sphere, and accordingly Theaetetus, when again interrogated, 30 Intro| beset the student of the Theaetetus: (1) he is uncertain how 31 Intro| person.~Returning then to the Theaetetus, as the only possible source 32 Intro| the statement occurs;—this Theaetetus, who has ‘often read the 33 Intro| raised, how far Plato in the Theaetetus could have misrepresented 34 Intro| circumstance that in the Theaetetus and some other dialogues 35 Intro| with unfairness. In the Theaetetus he is designedly held back 36 Intro| Plato, especially in the Theaetetus, Sophist, and Laws, of certain 37 Intro| universe.~Plato, in his Theaetetus, gathers up the sceptical 38 Intro| philosophy Plato, in the Theaetetus, offers many contributions. 39 Intro| his way thither had met Theaetetus, who was being carried up 40 Intro| I,” “said he”; and that Theaetetus, and Theodorus, the geometrician 41 Intro| that the youth is named Theaetetus, but the property of his 42 Intro| desire of Socrates he invites Theaetetus to sit by them.~‘Yes,’ says 43 Intro| that I may see in you, Theaetetus, the image of my ugly self, 44 Intro| refuse to be examined.’ Theaetetus consents, and is caught 45 Intro| laid for Theodorus). ‘Then, Theaetetus, you will have to be examined, 46 Intro| praises, and swear to them.’ Theaetetus, in reply, professes that 47 Intro| question to which he wants Theaetetus or Theodorus (or whichever 48 Intro| begs him to interrogate Theaetetus, who has the advantage of 49 Intro| the advantage of youth.~Theaetetus replies, that knowledge 50 Intro| too little. For although Theaetetus has enumerated several kinds 51 Intro| another of oven-makers.’ Theaetetus at once divines that Socrates 52 Intro| his own. He also reminds Theaetetus that the midwives are or 53 Intro| the truth. Once more then, Theaetetus, I repeat my old question—“ 54 Intro| these speculations charming, Theaetetus, and very good for a person 55 Intro| things,” the doctrine of Theaetetus that “Knowledge is perception,” 56 Intro| infant we expose him.’~‘Theaetetus will not be angry,’ says 57 Intro| that I extract them from Theaetetus, shall I tell you what amazes 58 Intro| therefore refers him to Theaetetus, who is already driven out 59 Intro| nothing better to offer.’...Theaetetus is affected by the appeal 60 Intro| you must take the place of Theaetetus, who may be wiser than many 61 Intro| must modify the doctrine of Theaetetus and Protagoras, by asserting 62 Intro| according to his agreement. But Theaetetus insists that they shall 63 Intro| purpose, which is, to deliver Theaetetus of his conception of knowledge.) 64 Intro| supposed to be another? Theaetetus is confident that this must 65 Intro| that which we know: e.g. Theaetetus may know Socrates, but at 66 Intro| he knows and perceives.~Theaetetus is unable to follow these 67 Intro| I may know Theodorus and Theaetetus and not see them; I may 68 Intro| confusion of thought and sense.~Theaetetus is delighted with this explanation. 69 Intro| blindness could make him see. Theaetetus suggests that in the aviary 70 Intro| What then is knowledge? Theaetetus repeats that knowledge is 71 Intro| without knowledge.~Once more. Theaetetus offers a definition which 72 Intro| parts may not be the whole. Theaetetus is very much inclined to 73 Intro| the syllables of the name Theaetetus, but not the letters; yet 74 Intro| syllable ‘The’ in the name Theaetetus, yet he may be mistaken 75 Intro| snub-nosedness, then I recognize Theaetetus. And having this sign of 76 Intro| knowledge of difference.~And so, Theaetetus, knowledge is neither perception 77 Intro| place.~...~I. The saying of Theaetetus, that ‘Knowledge is sensible 78 Intro| differ from the saying of Theaetetus? Chiefly in this—that the 79 Intro| between knowledge and opinion, Theaetetus, in answer to Socrates, 80 Intro| stood in no relation.~Like Theaetetus, we have attained to no 81 Intro| makes preparation in the Theaetetus, and crowns the work in 82 Intro| as (1) the comparison of Theaetetus’ progress in learning to 83 Intro| excellent distinction of Theaetetus (which Socrates, speaking 84 Intro| remarkable how Plato in the Theaetetus, after having indulged in 85 Intro| of all, like Plato in the Theaetetus, to analyse sensation, and 86 Intro| upon some points in the Theaetetus of Plato,—the oldest work 87 Intro| early Greek thought. In the Theaetetus of Plato it has not yet 88 Intro| as Plato implies in the Theaetetus, an absurdity.~e. The growth 89 Thea| THEAETETUS~PERSONS OF THE DIALOGUE: 90 Thea| DIALOGUE: Socrates, Theodorus, Theaetetus.~Euclid and Terpsion meet 91 Thea| down to the harbour, I met Theaetetus—he was being carried up 92 Thea| before his own death, when Theaetetus was a youth, and he had 93 Thea| a rest, for I went with Theaetetus as far as Erineum. Let us 94 Thea| geometrician (of Cyrene), and Theaetetus. I have omitted, for the 95 Thea| considerable fortune.~THEODORUS: Theaetetus, Socrates, is his name; 96 Thea| THEODORUS: I will. Come hither, Theaetetus, and sit by Socrates.~SOCRATES: 97 Thea| SOCRATES: By all means, Theaetetus, in order that I may see 98 Thea| was or was not a musician?~THEAETETUS: We should ask.~SOCRATES: 99 Thea| his word; and if not, not?~THEAETETUS: True.~SOCRATES: And if 100 Thea| alike is a painter or not?~THEAETETUS: Certainly we should.~SOCRATES: 101 Thea| is Theodorus a painter?~THEAETETUS: I never heard that he was.~ 102 Thea| SOCRATES: Is he a geometrician?~THEAETETUS: Of course he is, Socrates.~ 103 Thea| general an educated man?~THEAETETUS: I think so.~SOCRATES: If, 104 Thea| we should attend to him.~THEAETETUS: I should say not.~SOCRATES: 105 Thea| willing to exhibit himself.~THEAETETUS: Very true, Socrates.~SOCRATES: 106 Thea| now is the time, my dear Theaetetus, for me to examine, and 107 Thea| he has been praising you.~THEAETETUS: I am glad to hear it, Socrates; 108 Thea| but stand to your word.~THEAETETUS: I suppose I must, if you 109 Thea| something of geometry, perhaps?~THEAETETUS: Yes.~SOCRATES: And astronomy 110 Thea| harmony and calculation?~THEAETETUS: I do my best.~SOCRATES: 111 Thea| about that which you learn?’~THEAETETUS: Of course.~SOCRATES: And 112 Thea| wisdom the wise are wise?~THEAETETUS: Yes.~SOCRATES: And is that 113 Thea| any way from knowledge?~THEAETETUS: What?~SOCRATES: Wisdom; 114 Thea| in that which they know?~THEAETETUS: Certainly they are.~SOCRATES: 115 Thea| knowledge are the same?~THEAETETUS: Yes.~SOCRATES: Herein lies 116 Thea| having made a beginning with Theaetetus, I would advise you to go 117 Thea| SOCRATES: Do you hear, Theaetetus, what Theodorus says? The 118 Thea| think that knowledge is.~THEAETETUS: Well, Socrates, I will 119 Thea| SOCRATES: We will, if we can.~THEAETETUS: Then, I think that the 120 Thea| knowledge.~SOCRATES: Too much, Theaetetus, too much; the nobility 121 Thea| asking for one simple thing.~THEAETETUS: What do you mean, Socrates?~ 122 Thea| science of making shoes?~THEAETETUS: Just so.~SOCRATES: And 123 Thea| making wooden implements?~THEAETETUS: I do.~SOCRATES: In both 124 Thea| of each of the two arts?~THEAETETUS: True.~SOCRATES: But that, 125 Thea| True.~SOCRATES: But that, Theaetetus, was not the point of my 126 Thea| abstract. Am I not right?~THEAETETUS: Perfectly right.~SOCRATES: 127 Thea| the answer be ridiculous?~THEAETETUS: Truly.~SOCRATES: In the 128 Thea| not know the nature of it?~THEAETETUS: He cannot.~SOCRATES: Then 129 Thea| science of making shoes?~THEAETETUS: None.~SOCRATES: Nor of 130 Thea| Nor of any other science?~THEAETETUS: No.~SOCRATES: And when 131 Thea| knowledge of this or that.’~THEAETETUS: True.~SOCRATES: Moreover, 132 Thea| clay is not to the point.~THEAETETUS: Yes, Socrates, there is 133 Thea| SOCRATES: What was that, Theaetetus?~THEAETETUS: Theodorus was 134 Thea| What was that, Theaetetus?~THEAETETUS: Theodorus was writing out 135 Thea| did you find such a class?~THEAETETUS: I think that we did; but 136 Thea| SOCRATES: Let me hear.~THEAETETUS: We divided all numbers 137 Thea| class.~SOCRATES: Very good.~THEAETETUS: The intermediate numbers, 138 Thea| Capital; and what followed?~THEAETETUS: The lines, or sides, which 139 Thea| guilty of false witness.~THEAETETUS: But I am unable, Socrates, 140 Thea| praise be any the less true?~THEAETETUS: Certainly not.~SOCRATES: 141 Thea| men perfect in every way?~THEAETETUS: By heaven, they should 142 Thea| well as of other things.~THEAETETUS: I am eager enough, Socrates, 143 Thea| knowledge under one definition.~THEAETETUS: I can assure you, Socrates, 144 Thea| pangs of labour, my dear Theaetetus; you have something within 145 Thea| are bringing to the birth.~THEAETETUS: I do not know, Socrates; 146 Thea| whose name was Phaenarete?~THEAETETUS: Yes, I have.~SOCRATES: 147 Thea| myself practise midwifery?~THEAETETUS: No, never.~SOCRATES: Let 148 Thea| you ever hear that too?~THEAETETUS: Yes.~SOCRATES: Shall I 149 Thea| Shall I tell you the reason?~THEAETETUS: By all means.~SOCRATES: 150 Thea| those who are past bearing.~THEAETETUS: Yes, I know.~SOCRATES: 151 Thea| who are too old to bear.~THEAETETUS: I dare say.~SOCRATES: And 152 Thea| pregnant and who is not?~THEAETETUS: Very true.~SOCRATES: And 153 Thea| the embryo in the womb.~THEAETETUS: They can.~SOCRATES: Did 154 Thea| to produce a brave brood?~THEAETETUS: No, never.~SOCRATES: Then 155 Thea| seeds should be deposited.~THEAETETUS: Yes, the same art.~SOCRATES: 156 Thea| women the case is otherwise?~THEAETETUS: I should think not.~SOCRATES: 157 Thea| true and only matchmaker.~THEAETETUS: Clearly.~SOCRATES: Such 158 Thea| midwifery—you would think so?~THEAETETUS: Indeed I should.~SOCRATES: 159 Thea| them. And there are others, Theaetetus, who come to me apparently 160 Thea| this long story, friend Theaetetus, because I suspect, as indeed 161 Thea| truth. Once more, then, Theaetetus, I repeat my old question, ‘ 162 Thea| you will be able to tell.~THEAETETUS: At any rate, Socrates, 163 Thea| knowledge is perception?~THEAETETUS: Yes.~SOCRATES: Well, you 164 Thea| not:—You have read him?~THEAETETUS: O yes, again and again.~ 165 Thea| that you and I are men?~THEAETETUS: Yes, he says so.~SOCRATES: 166 Thea| and the other very cold?~THEAETETUS: Quite true.~SOCRATES: Now 167 Thea| and not to him who is not?~THEAETETUS: I suppose the last.~SOCRATES: 168 Thea| appear so to each of them?~THEAETETUS: Yes.~SOCRATES: And ‘appears 169 Thea| same as ‘he perceives.’~THEAETETUS: True.~SOCRATES: Then appearing 170 Thea| such as he perceives them?~THEAETETUS: Yes.~SOCRATES: Then perception 171 Thea| as knowledge is unerring?~THEAETETUS: Clearly.~SOCRATES: In the 172 Thea| secret to his own disciples.~THEAETETUS: What do you mean, Socrates?~ 173 Thea| offspring, of flux and motion?~THEAETETUS: I think so.~SOCRATES: And 174 Thea| ridiculous? (Compare Cratylus.)~THEAETETUS: Who indeed, Socrates?~SOCRATES: 175 Thea| Socrates?~SOCRATES: Yes, Theaetetus; and there are plenty of 176 Thea| this the origin of fire?~THEAETETUS: It is.~SOCRATES: And the 177 Thea| generated in the same way?~THEAETETUS: Certainly.~SOCRATES: And 178 Thea| by motion and exercise?~THEAETETUS: True.~SOCRATES: And what 179 Thea| whatever she has learned?~THEAETETUS: True.~SOCRATES: Then motion 180 Thea| as well as to the body?~THEAETETUS: Clearly.~SOCRATES: I may 181 Thea| is, turned upside down.~THEAETETUS: I believe, Socrates, that 182 Thea| no process of becoming.~THEAETETUS: Then what is colour?~SOCRATES: 183 Thea| whatever as they appear to you?~THEAETETUS: Far from it.~SOCRATES: 184 Thea| never exactly the same?~THEAETETUS: The latter.~SOCRATES: And 185 Thea| of argument would remark.~THEAETETUS: How? and of what sort do 186 Thea| one maintain the contrary?~THEAETETUS: Very true.~SOCRATES: Well, 187 Thea| how would you answer him, Theaetetus?~THEAETETUS: I should say ‘ 188 Thea| answer him, Theaetetus?~THEAETETUS: I should say ‘No,’ Socrates, 189 Thea| omomoch e de thren anomotos.)~THEAETETUS: Very true.~SOCRATES: The 190 Thea| consistent with each or not.~THEAETETUS: Yes, that would be my desire.~ 191 Thea| itself—you would agree?~THEAETETUS: Yes.~SOCRATES: Secondly, 192 Thea| anything, but only equality.~THEAETETUS: Quite true.~SOCRATES: Thirdly, 193 Thea| becoming and having become.~THEAETETUS: Yes, truly.~SOCRATES: These 194 Thea| believe that you follow me, Theaetetus; for I suspect that you 195 Thea| these questions before now.~THEAETETUS: Yes, Socrates, and I am 196 Thea| SOCRATES: I see, my dear Theaetetus, that Theodorus had a true 197 Thea| attribute to Protagoras?~THEAETETUS: Not as yet.~SOCRATES: Then 198 Thea| a famous man or school.~THEAETETUS: To be sure, I shall be 199 Thea| can have real existence.~THEAETETUS: Yes, indeed, Socrates, 200 Thea| akin to them. Do you see, Theaetetus, the bearings of this tale 201 Thea| the preceding argument?~THEAETETUS: Indeed I do not.~SOCRATES: 202 Thea| animal or of a class. O Theaetetus, are not these speculations 203 Thea| taste of them in the mouth?~THEAETETUS: I do not know what to say, 204 Thea| like a man what you think.~THEAETETUS: Ask me.~SOCRATES: Then 205 Thea| were just now mentioning?~THEAETETUS: When I hear you discoursing 206 Thea| nothing is which appears.~THEAETETUS: Very true, Socrates.~SOCRATES: 207 Thea| every man what appears is?~THEAETETUS: I am afraid to say, Socrates, 208 Thea| about dreaming and waking?~THEAETETUS: What question?~SOCRATES: 209 Thea| another in the waking state?~THEAETETUS: Indeed, Socrates, I do 210 Thea| equally confident of both.~THEAETETUS: Most true.~SOCRATES: And 211 Thea| the times are not equal.~THEAETETUS: Certainly.~SOCRATES: And 212 Thea| determined by duration of time?~THEAETETUS: That would be in many ways 213 Thea| these opinions is true?~THEAETETUS: I do not think that I can.~ 214 Thea| it differs? and observe, Theaetetus, that the word ‘other’ means 215 Thea| partially,’ but ‘wholly other.’~THEAETETUS: Certainly, putting the 216 Thea| be admitted to be unlike?~THEAETETUS: True.~SOCRATES: If, then, 217 Thea| same—when unlike, other?~THEAETETUS: Certainly.~SOCRATES: Were 218 Thea| patients many and infinite?~THEAETETUS: Yes.~SOCRATES: And also 219 Thea| the same, but different?~THEAETETUS: Certainly.~SOCRATES: Let 220 Thea| Are they like or unlike?~THEAETETUS: You mean to compare Socrates 221 Thea| Exactly; that is my meaning.~THEAETETUS: I answer, they are unlike.~ 222 Thea| unlike, they are other?~THEAETETUS: Certainly.~SOCRATES: And 223 Thea| which we were mentioning?~THEAETETUS: I should.~SOCRATES: All 224 Thea| accordingly as he is well or ill.~THEAETETUS: Of course.~SOCRATES: And 225 Thea| in each of the two cases?~THEAETETUS: Certainly.~SOCRATES: The 226 Thea| sweet and pleasant to me?~THEAETETUS: True.~SOCRATES: For, as 227 Thea| sweet to the healthy tongue.~THEAETETUS: Certainly; that has been 228 Thea| and a different person?~THEAETETUS: Yes.~SOCRATES: The combination 229 Thea| perception but percipient?~THEAETETUS: True.~SOCRATES: There is 230 Thea| subject, and become different.~THEAETETUS: True.~SOCRATES: Neither 231 Thea| by itself, this quality.~THEAETETUS: Certainly not.~SOCRATES: 232 Thea| which is sweet to no one.~THEAETETUS: Certainly not.~SOCRATES: 233 Thea| such is our conclusion.~THEAETETUS: Very true, Socrates.~SOCRATES: 234 Thea| am the percipient of it?~THEAETETUS: Of course.~SOCRATES: Then 235 Thea| is and what is not to me.~THEAETETUS: I suppose so.~SOCRATES: 236 Thea| knowing that which I perceive?~THEAETETUS: You cannot.~SOCRATES: Then 237 Thea| measure of all things; or with Theaetetus, that, given these premises, 238 Thea| knowledge. Am I not right, Theaetetus, and is not this your new-born 239 Thea| delivered you? What say you?~THEAETETUS: I cannot but agree, Socrates.~ 240 Thea| your first-born?~THEODORUS: Theaetetus will not be angry, for he 241 Thea| you; please, then, to take Theaetetus again; he seemed to answer 242 Thea| will return to the sage Theaetetus: Tell me, Theaetetus, in 243 Thea| sage Theaetetus: Tell me, Theaetetus, in reference to what I 244 Thea| the gods as well as men?~THEAETETUS: Certainly I should, and 245 Thea| would not be worth an ace.~THEAETETUS: But neither you nor we, 246 Thea| matter in some other way?~THEAETETUS: Yes, in quite another way.~ 247 Thea| many strange questions.~THEAETETUS: Certainly.~SOCRATES: Shall 248 Thea| them, we must know them?~THEAETETUS: We shall say, Socrates, 249 Thea| them.~SOCRATES: Capital, Theaetetus; and about this there shall 250 Thea| will also have to repulse.~THEAETETUS: What is it?~SOCRATES: Some 251 Thea| remembers, can fail to know?~THEAETETUS: Impossible, Socrates; the 252 Thea| is not sight perception?~THEAETETUS: True.~SOCRATES: And if 253 Thea| that which he has seen?~THEAETETUS: Yes.~SOCRATES: And you 254 Thea| such a thing as memory?~THEAETETUS: Yes.~SOCRATES: And is memory 255 Thea| something or of nothing?~THEAETETUS: Of something, surely.~SOCRATES: 256 Thea| and perceived, that is?~THEAETETUS: Certainly.~SOCRATES: Often 257 Thea| that which he has seen?~THEAETETUS: True.~SOCRATES: And if 258 Thea| his eyes, would he forget?~THEAETETUS: Who, Socrates, would dare 259 Thea| argument is to be maintained.~THEAETETUS: What do you mean? I am 260 Thea| admitted to be the same.~THEAETETUS: Certainly.~SOCRATES: But 261 Thea| which he no longer sees.~THEAETETUS: True.~SOCRATES: And seeing 262 Thea| not-seeing is not-knowing?~THEAETETUS: Very true.~SOCRATES: Then 263 Thea| a monstrous supposition.~THEAETETUS: Most true.~SOCRATES: Thus, 264 Thea| manifest impossibility?~THEAETETUS: Yes.~SOCRATES: Then they 265 Thea| they must be distinguished?~THEAETETUS: I suppose that they must.~ 266 Thea| is knowledge?’ and yet, Theaetetus, what are we going to do?~ 267 Thea| what are we going to do?~THEAETETUS: About what?~SOCRATES: Like 268 Thea| from the argument and crow.~THEAETETUS: How do you mean?~SOCRATES: 269 Thea| ingenious class of persons.~THEAETETUS: I do not as yet understand 270 Thea| the same as perception.~THEAETETUS: True.~SOCRATES: And yet, 271 Thea| this matter to you or to Theaetetus?~THEODORUS: To both of us, 272 Thea| THEODORUS: How shall we answer, Theaetetus?~THEAETETUS: He cannot, 273 Thea| shall we answer, Theaetetus?~THEAETETUS: He cannot, I should say.~ 274 Thea| answer the inevitable man?~THEAETETUS: I should answer, ‘Not with 275 Thea| thing at the same time.~THEAETETUS: Yes, in a certain sense.~ 276 Thea| you to draw the inference.~THEAETETUS: Yes; the inference is the 277 Thea| Shall I answer for him?~THEAETETUS: By all means.~SOCRATES: 278 Thea| THEODORUS: Well, but is not Theaetetus better able to follow a 279 Thea| in which case our friend Theaetetus was not so far from the 280 Thea| is knowledge: so at least Theaetetus and I were saying.~THEODORUS: 281 Thea| unless perchance our friend Theaetetus is able to convince us that 282 Thea| this was the agreement.~THEAETETUS: Not, Theodorus, until you 283 Thea| proposing.~THEODORUS: You, Theaetetus, who are a young rogue, 284 Thea| remainder of the argument.~THEAETETUS: Yes, if he wishes; but 285 Thea| comply with the request of Theaetetus.~THEODORUS: Not comply! 286 Thea| of midwifery to deliver Theaetetus of his conceptions about 287 Thea| conceptions about knowledge.~THEAETETUS: Very well; do so if you 288 Thea| will.~SOCRATES: Then now, Theaetetus, take another view of the 289 Thea| knowledge is perception?~THEAETETUS: I did.~SOCRATES: And if 290 Thea| eyes and with the ears.’~THEAETETUS: I should.~SOCRATES: The 291 Thea| eyes and through the ears.~THEAETETUS: I should say ‘through,’ 292 Thea| perceive objects of sense.~THEAETETUS: I agree with you in that 293 Thea| sweet, organs of the body?~THEAETETUS: Of the body, certainly.~ 294 Thea| of sight through hearing?~THEAETETUS: Of course not.~SOCRATES: 295 Thea| one or the other organ?~THEAETETUS: It cannot.~SOCRATES: How 296 Thea| admit that they both exist?~THEAETETUS: Yes.~SOCRATES: And that 297 Thea| and the same with itself?~THEAETETUS: Certainly.~SOCRATES: And 298 Thea| two and each of them one?~THEAETETUS: Yes.~SOCRATES: You can 299 Thea| like or unlike one another?~THEAETETUS: I dare say.~SOCRATES: But 300 Thea| hearing, but some other.~THEAETETUS: Certainly; the faculty 301 Thea| perception of these notions?~THEAETETUS: You are thinking of being 302 Thea| You follow me excellently, Theaetetus; that is precisely what 303 Thea| precisely what I am asking.~THEAETETUS: Indeed, Socrates, I cannot 304 Thea| SOCRATES: You are a beauty, Theaetetus, and not ugly, as Theodorus 305 Thea| wanted you to agree with me.~THEAETETUS: I am quite clear.~SOCRATES: 306 Thea| is the most universal?~THEAETETUS: I should say, to that class 307 Thea| unlike, same and other?~THEAETETUS: Yes.~SOCRATES: And would 308 Thea| base, and of good and evil?~THEAETETUS: These I conceive to be 309 Thea| soft equally by the touch?~THEAETETUS: Yes.~SOCRATES: But their 310 Thea| and comparison of them?~THEAETETUS: Certainly.~SOCRATES: The 311 Thea| education and long experience.~THEAETETUS: Assuredly.~SOCRATES: And 312 Thea| fails of attaining being?~THEAETETUS: Impossible.~SOCRATES: And 313 Thea| knowledge of that thing?~THEAETETUS: He cannot.~SOCRATES: Then 314 Thea| and being can be attained?~THEAETETUS: Clearly.~SOCRATES: And 315 Thea| difference between them?~THEAETETUS: That would certainly not 316 Thea| being cold and being hot?~THEAETETUS: I should call all of them 317 Thea| collective name of them?~THEAETETUS: Certainly.~SOCRATES: Which, 318 Thea| any more than of being?~THEAETETUS: Certainly not.~SOCRATES: 319 Thea| in science or knowledge?~THEAETETUS: No.~SOCRATES: Then perception, 320 Thea| SOCRATES: Then perception, Theaetetus, can never be the same as 321 Thea| as knowledge or science?~THEAETETUS: Clearly not, Socrates; 322 Thea| and engaged with being.~THEAETETUS: You mean, Socrates, if 323 Thea| more say what is knowledge.~THEAETETUS: I cannot say, Socrates, 324 Thea| which you ought to answer, Theaetetus, and not in your former 325 Thea| knowledge to be the true?~THEAETETUS: Yes, according to my present 326 Thea| discussion touching opinion?~THEAETETUS: To what are you alluding?~ 327 Thea| experience to which I refer.~THEAETETUS: Pray what is it?~SOCRATES: 328 Thea| over again in a new way.~THEAETETUS: Begin again, Socrates,— 329 Thea| great deal imperfectly.~THEAETETUS: Certainly.~SOCRATES: Well, 330 Thea| distinction between them?~THEAETETUS: We certainly say so.~SOCRATES: 331 Thea| with our present question.~THEAETETUS: There can be no doubt, 332 Thea| knows or does not know?~THEAETETUS: He must.~SOCRATES: He who 333 Thea| does not know, cannot know?~THEAETETUS: Of course.~SOCRATES: What 334 Thea| same time ignorant of both?~THEAETETUS: That, Socrates, is impossible.~ 335 Thea| example, he knows neither Theaetetus nor Socrates, and yet he 336 Thea| and yet he fancies that Theaetetus is Socrates, or Socrates 337 Thea| is Socrates, or Socrates Theaetetus?~THEAETETUS: How can he?~ 338 Thea| or Socrates Theaetetus?~THEAETETUS: How can he?~SOCRATES: But 339 Thea| know to be what he knows?~THEAETETUS: That would be monstrous.~ 340 Thea| false opinion is excluded.~THEAETETUS: Most true.~SOCRATES: Suppose 341 Thea| of being and not-being.~THEAETETUS: What do you mean?~SOCRATES: 342 Thea| be the state of his mind?~THEAETETUS: That, again, is not unlikely, 343 Thea| suppose some one to say to us, Theaetetus:—Is it possible for any 344 Thea| That will be our answer?~THEAETETUS: Yes.~SOCRATES: But is there 345 Thea| there any parallel to this?~THEAETETUS: What do you mean?~SOCRATES: 346 Thea| something and yet see nothing?~THEAETETUS: Impossible.~SOCRATES: But 347 Thea| among non-existing things?~THEAETETUS: I do not.~SOCRATES: He 348 Thea| sees something which is?~THEAETETUS: Clearly.~SOCRATES: And 349 Thea| and hears that which is?~THEAETETUS: Yes.~SOCRATES: And he who 350 Thea| is one and therefore is?~THEAETETUS: That again is true.~SOCRATES: 351 Thea| thinks, think some one thing?~THEAETETUS: Certainly.~SOCRATES: And 352 Thea| think something which is?~THEAETETUS: I agree.~SOCRATES: Then 353 Thea| not, thinks of nothing?~THEAETETUS: Clearly.~SOCRATES: And 354 Thea| does not think at all?~THEAETETUS: Obviously.~SOCRATES: Then 355 Thea| predicate of something else?~THEAETETUS: Clearly not.~SOCRATES: 356 Thea| thinking that which is not?~THEAETETUS: It would seem so.~SOCRATES: 357 Thea| of being or of knowledge?~THEAETETUS: Certainly not.~SOCRATES: 358 Thea| we express by this name?~THEAETETUS: What?~SOCRATES: May we 359 Thea| said to have false opinion.~THEAETETUS: Now you appear to me to 360 Thea| opinion.~SOCRATES: I see, Theaetetus, that your fear has disappeared, 361 Thea| beginning to despise me.~THEAETETUS: What makes you say so?~ 362 Thea| thought of something else?~THEAETETUS: I am.~SOCRATES: It is possible 363 Thea| of one thing as another?~THEAETETUS: True.~SOCRATES: But must 364 Thea| objects or of one of them?~THEAETETUS: Certainly.~SOCRATES: Either 365 Thea| together or in succession?~THEAETETUS: Very good.~SOCRATES: And 366 Thea| the same which I mean?~THEAETETUS: What is that?~SOCRATES: 367 Thea| another: What think you?~THEAETETUS: I agree.~SOCRATES: Then 368 Thea| that one thing is another?~THEAETETUS: Yes.~SOCRATES: But do you 369 Thea| or anything of the kind?~THEAETETUS: Never.~SOCRATES: And do 370 Thea| horse, or that two are one?~THEAETETUS: Certainly not.~SOCRATES: 371 Thea| or anything of the kind.~THEAETETUS: I will give up the word ‘ 372 Thea| one of them is the other?~THEAETETUS: True.~SOCRATES: Neither, 373 Thea| think that one is the other?~THEAETETUS: True; for we should have 374 Thea| false opinion exist in us.~THEAETETUS: No.~SOCRATES: But if, Theaetetus, 375 Thea| THEAETETUS: No.~SOCRATES: But if, Theaetetus, this is not admitted, we 376 Thea| driven into many absurdities.~THEAETETUS: What are they?~SOCRATES: 377 Thea| way out of our difficulty.~THEAETETUS: Let me hear.~SOCRATES: 378 Thea| a deception is possible.~THEAETETUS: You mean to say, as I suspected 379 Thea| the things which we know?~THEAETETUS: True.~SOCRATES: Let us 380 Thea| one time you did not know?~THEAETETUS: Certainly you may.~SOCRATES: 381 Thea| And another and another?~THEAETETUS: Yes.~SOCRATES: I would 382 Thea| an intermediate quality.~THEAETETUS: I see.~SOCRATES: Let us 383 Thea| forget and do not know.~THEAETETUS: Very good.~SOCRATES: Now, 384 Thea| in the following manner?~THEAETETUS: In what manner?~SOCRATES: 385 Thea| the possibility of this.~THEAETETUS: And how would you amend 386 Thea| remain, are the following.~THEAETETUS: What are they? If you tell 387 Thea| he knows and perceives.~THEAETETUS: I understand you less than 388 Thea| also what sort of person Theaetetus is, at one time see them, 389 Thea| know them in my own mind.~THEAETETUS: Very true.~SOCRATES: Then, 390 Thea| sensibly that which he knows.~THEAETETUS: True.~SOCRATES: And that 391 Thea| perceived and only perceived?~THEAETETUS: That is also true.~SOCRATES: 392 Thea| recognize Theodorus and Theaetetus, but he sees neither of 393 Thea| imagine in his own mind that Theaetetus is Theodorus. Am I not right?~ 394 Thea| Theodorus. Am I not right?~THEAETETUS: You are quite right.~SOCRATES: 395 Thea| first case of which I spoke.~THEAETETUS: Yes.~SOCRATES: The second 396 Thea| him whom I do not know.~THEAETETUS: True.~SOCRATES: In the 397 Thea| perceiving: do you understand me?~THEAETETUS: I do.~SOCRATES: The only 398 Thea| and false opinion ensues.~THEAETETUS: Yes, Socrates, you have 399 Thea| you did not understand.~THEAETETUS: No, I did not.~SOCRATES: 400 Thea| also was a case supposed.~THEAETETUS: True.~SOCRATES: But there 401 Thea| this is called falsehood.~THEAETETUS: Yes; it is rightly so called.~ 402 Thea| they go awry and crooked.~THEAETETUS: And is not that, Socrates, 403 Thea| to be deceived is base.~THEAETETUS: Undoubtedly.~SOCRATES: 404 Thea| called wise. Do you agree?~THEAETETUS: Entirely.~SOCRATES: But 405 Thea| of objects, and ignorant.~THEAETETUS: No man, Socrates, can say 406 Thea| of false opinion in us?~THEAETETUS: Certainly.~SOCRATES: And 407 Thea| And of true opinion also?~THEAETETUS: Yes.~SOCRATES: We have 408 Thea| these two sorts of opinion?~THEAETETUS: Undoubtedly.~SOCRATES: 409 Thea| Undoubtedly.~SOCRATES: Alas, Theaetetus, what a tiresome creature 410 Thea| who is fond of talking!~THEAETETUS: What makes you say so?~ 411 Thea| who will never leave off?~THEAETETUS: But what puts you out of 412 Thea| made a noble discovery.~THEAETETUS: I see no reason why we 413 Thea| meaning, I shall reply.~THEAETETUS: Quite right.~SOCRATES: 414 Thea| How would you answer him?~THEAETETUS: I should say that a mistake 415 Thea| saying that they are twelve?~THEAETETUS: Certainly not; many would 416 Thea| are supposed to be eleven?~THEAETETUS: Yes, that seems to be the 417 Thea| thing at the same time.~THEAETETUS: Most true.~SOCRATES: Then 418 Thea| alternative do you prefer?~THEAETETUS: It is hard to determine, 419 Thea| we do a shameless thing?~THEAETETUS: What is it?~SOCRATES: Let 420 Thea| explain the verb ‘to know.’~THEAETETUS: And why should that be 421 Thea| not to know the nature.~THEAETETUS: Nay, but I am well aware.~ 422 Thea| to know’? The truth is, Theaetetus, that we have long been 423 Thea| of knowledge or science.~THEAETETUS: But if you avoid these 424 Thea| attempt may be worth making.~THEAETETUS: Then by all means venture, 425 Thea| explanation of the verb ‘to know’?~THEAETETUS: I think so, but I do not 426 Thea| meaning ‘to have knowledge.’~THEAETETUS: True.~SOCRATES: I should 427 Thea| to possess’ knowledge.~THEAETETUS: How do the two expressions 428 Thea| may help me to test it.~THEAETETUS: I will, if I can.~SOCRATES: 429 Thea| he possesses the garment.~THEAETETUS: It would be the correct 430 Thea| possesses them, might we not?~THEAETETUS: Yes.~SOCRATES: And yet, 431 Thea| as often as he pleases.~THEAETETUS: True.~SOCRATES: Once more, 432 Thea| anywhere and everywhere.~THEAETETUS: Let us imagine such an 433 Thea| knowledge: and this is to know.~THEAETETUS: Granted.~SOCRATES: And 434 Thea| is an art of arithmetic?~THEAETETUS: To be sure.~SOCRATES: Conceive 435 Thea| odd and even in general.~THEAETETUS: I follow.~SOCRATES: Having 436 Thea| transmit them to another.~THEAETETUS: Yes.~SOCRATES: And when 437 Thea| may be said to know them.~THEAETETUS: Exactly.~SOCRATES: Attend 438 Thea| all numbers in his mind?~THEAETETUS: True.~SOCRATES: And he 439 Thea| him which are numerable?~THEAETETUS: Of course he can.~SOCRATES: 440 Thea| such a number amounts to?~THEAETETUS: Very true.~SOCRATES: And 441 Thea| perplexing questions raised?~THEAETETUS: I have.~SOCRATES: May we 442 Thea| not at hand in his mind.~THEAETETUS: True.~SOCRATES: That was 443 Thea| learn what he already knows?~THEAETETUS: It would be too absurd, 444 Thea| letters and all numbers?~THEAETETUS: That, again, would be an 445 Thea| when he wanted the pigeon.~THEAETETUS: A very rational explanation.~ 446 Thea| agree with me, do you not?~THEAETETUS: Yes.~SOCRATES: And so we 447 Thea| looking in at the window.~THEAETETUS: What is it?~SOCRATES: How 448 Thea| ever become false opinion?~THEAETETUS: What do you mean?~SOCRATES: 449 Thea| knowledge can make him ignorant.~THEAETETUS: Perhaps, Socrates, we may 450 Thea| cannot help praising you, Theaetetus, and yet I must beg you 451 Thea| false opinion—am I right?~THEAETETUS: Yes.~SOCRATES: He will 452 Thea| he has a false opinion?~THEAETETUS: Of course not.~SOCRATES: 453 Thea| which he has been deceived?~THEAETETUS: Certainly.~SOCRATES: Then 454 Thea| knowledge and not ignorance?~THEAETETUS: Clearly.~SOCRATES: And 455 Thea| are we to say in reply, Theaetetus?~THEAETETUS: Indeed, Socrates, 456 Thea| say in reply, Theaetetus?~THEAETETUS: Indeed, Socrates, I do 457 Thea| nature of false opinion?~THEAETETUS: I cannot but agree with 458 Thea| going to lose heart as yet.~THEAETETUS: Certainly, I shall not 459 Thea| consistent with our former views?~THEAETETUS: I cannot think of any but 460 Thea| SOCRATES: What was it?~THEAETETUS: Knowledge was said by us 461 Thea| the way into the river, Theaetetus, said ‘The experiment will 462 Thea| nothing will come to light.~THEAETETUS: Very true; let us go forward 463 Thea| profession is against us.~THEAETETUS: How is that, and what profession 464 Thea| flowing in the clepsydra?~THEAETETUS: Certainly not, they can 465 Thea| making them have an opinion?~THEAETETUS: To be sure.~SOCRATES: When, 466 Thea| if they have judged well.~THEAETETUS: Certainly.~SOCRATES: And 467 Thea| that they are not the same.~THEAETETUS: That is a distinction, 468 Thea| have heard the same tale.~THEAETETUS: I do not know whether I 469 Thea| the dream appeared to you?~THEAETETUS: Precisely.~SOCRATES: And 470 Thea| explanation, is knowledge?~THEAETETUS: Exactly.~SOCRATES: Then 471 Thea| SOCRATES: Then may we assume, Theaetetus, that to-day, and in this 472 Thea| old and have not found?~THEAETETUS: At any rate, Socrates, 473 Thea| does not quite satisfy me.~THEAETETUS: What was it?~SOCRATES: 474 Thea| combination or syllables known.~THEAETETUS: And was that wrong?~SOCRATES: 475 Thea| the argument himself used.~THEAETETUS: What hostages?~SOCRATES: 476 Thea| letters of the alphabet?~THEAETETUS: Yes; he did.~SOCRATES: 477 Thea| letters have no definition?~THEAETETUS: I think so.~SOCRATES: I 478 Thea| first syllable of my name:—Theaetetus, he says, what is SO?~THEAETETUS: 479 Thea| Theaetetus, he says, what is SO?~THEAETETUS: I should reply S and O.~ 480 Thea| would give of the syllable?~THEAETETUS: I should.~SOCRATES: I wish 481 Thea| similar definition of the S.~THEAETETUS: But how can any one, Socrates, 482 Thea| our idea about knowledge?~THEAETETUS: Yes; I think that we have.~ 483 Thea| known, but not the letters?~THEAETETUS: I think so.~SOCRATES: And 484 Thea| the combination of them?~THEAETETUS: I should say that we mean 485 Thea| syllable, know both of them?~THEAETETUS: Certainly.~SOCRATES: He 486 Thea| knows, that is, the S and O?~THEAETETUS: Yes.~SOCRATES: But can 487 Thea| yet know both together?~THEAETETUS: Such a supposition, Socrates, 488 Thea| taken wings and departed.~THEAETETUS: Yes, with wonderful celerity.~ 489 Thea| form distinct from them.~THEAETETUS: Very true; and a more likely 490 Thea| great and imposing theory.~THEAETETUS: No, indeed.~SOCRATES: Let 491 Thea| or of any other elements.~THEAETETUS: Very good.~SOCRATES: And 492 Thea| And it must have no parts.~THEAETETUS: Why?~SOCRATES: Because 493 Thea| different from all the parts?~THEAETETUS: I should.~SOCRATES: And 494 Thea| the same, or different?~THEAETETUS: I am not certain; but, 495 Thea| approve of your readiness, Theaetetus, but I must take time to 496 Thea| approve of your answer.~THEAETETUS: Yes; the answer is the 497 Thea| supposed to differ from all?~THEAETETUS: Yes.~SOCRATES: Well, but 498 Thea| or of different numbers?~THEAETETUS: Of the same.~SOCRATES: 499 Thea| SOCRATES: That is of six?~THEAETETUS: Yes.~SOCRATES: And in each 500 Thea| we spoke of all the six?~THEAETETUS: True.~SOCRATES: Again,