Book, Paragraph

 1      I,  1 |       received by way of argument proceeds from pre-existent knowledge.
 2      I,  3 |         demonstration, that which proceeds from truths better known
 3      I,  5 |          of inferior differentiae proceeds. Thus the angles of a brazen
 4      I,  6 | demonstration. That demonstration proceeds from necessary premisses
 5      I,  8 |          from which the syllogism proceeds are commensurately universal,
 6      I,  10|          premisses. Astronomy too proceeds in the same way. For indeed
 7      I,  12|        which, since the syllogism proceeds from universals, it must
 8      I,  26|   impossibile, on the other hand, proceeds as follows. Supposing we
 9      I,  26|       demonstration is that which proceeds from better known and prior
10      I,  30|      these two; for all reasoning proceeds from necessary or general
11      I,  33|      commensurately universal and proceeds by necessary connexions,