Birth Control
I. REPRODUCTION AND THE BIRTH-RATE
The study of the questions relating to sex, so actively carried on during recent years, has become more and more concentrated on to the practical problems of marriage and the family. That was inevitable. It is only reasonable that, with our growing scientific knowledge of the mysteries of sex, we should seek to apply that knowledge to those questions of life which we must ever regard as central. How can we add to the stability or to the flexibility of marriage? How can we most judiciously regulate the size of our families?
At the outset, however, we cannot too deeply impress upon our minds the fact that these questions are not new in the world. If we try to find an answer to them by confining our attention to the phenomena presented by our own species, at our own particular moment of civilisation, it is very likely indeed that we may fall into crude, superficial, even mischievous conclusions.
The fact is that these questions,

......
全部内容，请购买此书。