The average husband enjoys the total effect of his home but is usually unable to contribute any of the details of work and organisation that make it enjoyable.
Still, whether we like it or not, the task of speeding up the decrease of the human population becomes increasingly urgent.
Socialism also brings us up against the hard rock of eugenic fact which, if we neglect it, will dash our most beautiful social construction to fragments.
Of woman as a real human being, with sexual needs and sexual responsibilities, morality has often known nothing.
No act can be quite so intimate as the sexual embrace.
It is on our failures that we base a new and different and better success.
It is becoming clear that the old platitudes can no longer be maintained, and that if we wish to improve our morals we must first improve our knowledge.
In philosophy, it is not the attainment of the goal that matters, it is the things that are met along the way.
For every fresh stage in our lives we need a fresh education, and there is no stage for which so little educational preparation is made as that which follows the reproductive period.
In the early days of Christianity the exercise of chastity was frequently combined with a close and romantic intimacy of affection between the sexes which shocked austere moralists.
The husband - by primitive instinct partly, certainly by ancient tradition - regards himself as the active partner in matters of love and his own pleasure as legitimately the prime motive for activity.
The more rapidly a civilization progresses, the sooner it dies for another to rise in its place.
The parents have not only to train their children: it is of at least equal importance that they should train themselves.
The place where optimism flourishes most is the lunatic asylum.
The sanitary and mechanical age we are now entering makes up for the mercy it grants to our sense of smell by the ferocity with which it assails our sense of hearing.