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 1 8  |      To take away from man the natural and primeval right of marriage,
 2 14 |         nay, although the very natural process of generating life
 3 16 |    matters pertaining to their natural life, and much less in those
 4 35 |      as in the case of certain natural marriages between unbelievers,
 5 38 |    grace by which "it perfects natural love, it confirms an indissoluble
 6 40 |   elevating and perfecting the natural powers. By these gifts the
 7 47 |     precepts of the divine and natural law. But these likewise,
 8 49 |        husband and wife or the natural end of propagating and rearing
 9 54 |     deliberately frustrate its natural power and purpose sin against
10 56 | deliberately frustrated in its natural power to generate life is
11 59 |  manner although on account of natural reasons either of time or
12 68 |       closely touches upon the natural right of man to enter matrimony
13 68 |       to deprive these of that natural faculty by medical action
14 71 |        which pertains to their natural ends; and they are not free
15 71 |     themselves unfit for their natural functions, except when no
16 77 |       keeping in view what the natural disposition and temperament
17 80 |   attaching even to the purely natural union of man and woman, "
18 85 |        proper education or the natural fruits of it, and will too
19 85 |   incapable of producing their natural results, and that legal
20 87 |   marriage, even that which is natural and legitimate only; for,
21 95 |      more they remain in their natural state, unimpaired and unchanged;
22 101|       use and discovery of the natural sciences, such as those
23 101|        order to belittle those natural means which are not dishonest;
24 101|   ought to be assisted also by natural means. But they are mistaken
25 103|        God, in the case of the natural truths of religion and morals,
26 111|     effort. For just as in the natural order men must apply the