Book, Paragraph

 1      I, 3 |          possible premisses, since possibility is used in several senses (
 2      I, 13|          or on the contrary affirm possibility. For the expressions "it
 3      I, 13|           premisses in the mode of possibility are convertible into one
 4      I, 13|         are assumed in the mode of possibility; but whenever A is possible
 5      I, 14|           premisses in the mode of possibility are convertible and it is
 6      I, 14|         There remains the proof of possibility. But this is impossible.
 7      I, 14|           a syllogism to prove the possibility; for the necessary (as we
 8      I, 14|       imperfect in the second. But possibility must be understood according
 9      I, 15|            major premiss indicates possibility all the syllogisms will
10      I, 15|           be perfect and establish possibility in the sense defined; but
11      I, 15|            minor premiss indicates possibility all the syllogisms will
12      I, 15|        negative will establish not possibility according to the definition,
13      I, 15|    necessarily from A’s being, B’s possibility will follow necessarily
14      I, 15|        follow necessarily from A’s possibility. Suppose, the terms being
15      I, 15| consequence of A’s being, then B’s possibility will follow from A’s possibility (
16      I, 15|   possibility will follow from A’s possibility (and A is assumed to be
17      I, 15|      conclusion will not establish possibility. Let A be "raven", B "intelligent",
18      I, 15|      conclusion does not establish possibility. But neither is it always
19      I, 15|          is negative and indicates possibility, from the actual premisses
20      I, 15|            converted in respect of possibility, a syllogism results. But
21      I, 16|    premisses are universal or not. Possibility in the conclusion must be
22      I, 16|           And it is clear that the possibility of belonging can be inferred,
23      I, 34|        results, save in respect of possibility: but such a conclusion is
24      I, 34|            results in reference to possibility. For health and diseae and