Still, whether we like it or not, the task of speeding up the decrease of the human population becomes increasingly urgent.

There is nothing that war has ever achieved that we could not better achieve without it.

We cannot remain consistent with the world save by growing inconsistent with our past selves.

The more rapidly a civilization progresses, the sooner it dies for another to rise in its place.

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.

The sexual regions constitute a particularly vulnerable spot, and remain so even in man, and the need for their protection which thus exists conflicts with the prominent display required for sexual allurement. This end is far more effectively attained, with greater advantage and less disadvantage, by concentrating the chief ensigns of sexual attractiveness on the upper and more conspicuous parts of the body. This method is well-nigh universal among animals as well as in man.

If men and women are to understand each other, to enter into each other's nature with mutual sympathy, and to become capable of genuine comradeship, the foundation must be laid in youth.