Book, Paragraph

 1  II, 7| definition of "straight line" or "commensurable", &c.), or (2) to what initiated
 2 VII, 4|           whether every motion is commensurable with every other or not.
 3 VII, 4|          not. Now if they are all commensurable and if two things to have
 4 VII, 4|         case that every motion is commensurable with every other.~But how
 5 VII, 4|            if the two motions are commensurable, we are confronted with
 6 VII, 4|         circle. But these are not commensurable: and so the corresponding
 7 VII, 4|     corresponding motions are not commensurable either.~But may we say that
 8 VII, 4|        say that things are always commensurable if the same terms are applied
 9 VII, 4|           note in a scale are not commensurable: we cannot say whether any
10 VII, 4|        highest note in a scale is commensurable with the leading-note, because
11 VII, 4|       deny that things are always commensurable if the same terms are applied
12 VII, 4|         yet water and air are not commensurable in respect of it: or, if
13 VII, 4|         yet water and air are not commensurable in respect of it. But here
14 VII, 4|           it that some things are commensurable while others are not, if
15 VII, 4|         Thus horse and dog are so commensurable that we may say which is
16 VII, 4|            and similarly they are commensurable in respect of size. But
17 VII, 4|          water and speech are not commensurable in respect of clearness,
18 VII, 4|           if two things are to be commensurable in respect of any attribute,
19 VII, 4|     respect one thing will not be commensurable with another, i.e. we cannot
20 VII, 4|     colour is meant; but they are commensurable in respect of whiteness.~