Philosophy, from the earliest times, has made greater claims, and achieved fewer results, than any other branch of learning.

John Locke invented common sense, and only Englishmen have had it ever since!

I consider the official Catholic attitude on divorce, birth control, and censorship exceedingly dangerous to mankind.

But courage in fighting is by no means the only form, nor perhaps even the most important. There is courage in facing poverty, courage in facing derision, courage in facing the hostility of one's own herd. In these, the bravest soldiers are often lamentably deficient. And above all there is the courage to think calmly and rationally in the face of danger, and to control the impulse of panic fear or panic rage.

With the introduction of agriculture mankind entered upon a long period of meanness, misery, and madness, from which they are only now being freed by the beneficent operation of the machine.

Africans had to be taught that nudity is wicked; this was done very cheaply by missionaries.

A process which led from the amoeba to man appeared to the philosophers to be obviously a progress though whether the amoeba would agree with this opinion is not known.