Excerpt from The Law of Sex: Being an Exposition of the Natural Law by Which the Sex of Offspring Is Controlled in Man and the Lower Animals, and Giving the Solution of Various Social Problems I could, by extensive observation, establish its truth beyond the possibility of doubt. Why do some families consist entirely of boys, and others of girls 9 We see many such instances, and they must have a meaning they are causal, not casual. Sex and reproduction are themes almost inseparably allied, the gravity of which cannot be over-estimated, as affecting the future of the race. Yet, though the value of Education is practically felt, Generation, the foundation on which the whole superstructure of education must inevitably rest, has been regarded as too vague or vulgar in its nature to merit consideration. How long is such a state of things to continue? In my Opinion, only until a rational hypothesis, fully elucidating the question of offspring, has been given to the world. In the present work, which is original throughout, I main tain that this desirable end is accomplished. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.