Now that we have learned to fly the air like birds, swim under water like fish, we lack one thing - to learn to live on earth as human beings.

If you can say a thing with one stroke, unanswerably you have style; if not, you are at best a marchande de plaisir; a decorative litt

The most revolutionary invention of the Nineteenth Century was the artificial sterilization of marriage.

People expect too much of one year and too little of ten.

I don't like the idea of killing my fellow creatures in order to eat their dead bodies.

Nietzche . . . he was a confirmed Life Force worshipper. It was he who raked up the Superman, who is as old as Prometheus; and the 20th century will run after this newest of the old crazes when it gets tired of the world, the flesh, and your humble servant.

The notion that persons should be safe from extermination as long as they do not commit willful murder, or levy war against the Crown, or kidnap, or throw vitriol, is not only to limit social responsibility unnecessarily, and to privilege the large range of intolerable misconduct that lies outside them, but to divert attention from the essential justification for extermination, which is always incorrigible social incompatibility and nothing else.