Book,  Paragraph

1   I,  1 | moving or efficient cause. To inquire into this last and to inquire
2   I,  1 | inquire into this last and to inquire into the generation of each
3   I,  17|       not semen. We must also inquire what those animals which
4   I,  18|        Into this we must next inquire, since it is plain that
5   I,  18|     then it will be easier to inquire into its operations and
6  II,  6 |      this method that we must inquire what comes into being after
7  II,  8 |   said before. So we must not inquire into questions of natural
8   V,  7 |    and inflexibility. We must inquire then into the causes of
9   V,  8 | generation and development to inquire into the reason why the