Book,  Paragraph

 1   I,  18|   or excretion is either of useless or useful nutriment; by "
 2   I,  18|    or useful nutriment; by "useless" I mean that from which
 3   I,  18|   is not fertile, because a useless and morbid secretion is
 4   I,  18|  when a great quantity of a useless secretion is mixed with
 5  II,  4 |   the secretions, alike the useless (as the residues of the
 6  II,  4 |    be left a residue of the useless nutriment, but also there
 7  II,  4 |    of the catamenia also is useless and fluid, as is the most
 8  II,  4 |     of there not being much useless and superfluous matter in
 9  II,  6 | been worn smooth and become useless for their work. The final
10  II,  8 |   are none in the mule; the useless part of the nutriment is
11 III,  11|    one case art removes the useless material, in the other Nature
12  IV,  8 |  hence in women the milk is useless before the seventh month