Darwin has interested us in the history of nature's technology.

The redeeming feature of war is that it puts a nation to the test. As exposure to the atmosphere reduces all mummies to instant dissolution, so war passes supreme judgment upon social systems that have outlived their vitality.

The democratic concept of man is false, because it is Christian. The democratic concept holds that . . . each man is a sovereign being. This is the illusion, dream, and postulate of Christianity.

The more of himself man attributes to God, the less he has left in himself.

I am a machine, condemned to devour them and then, throw them, in a changed form, on the dunghill of history.

Scientific truth is always paradox, if judged by everyday experience, which catches only the delusive appearance of things.

Men's ideas are the most direct emanations of their material state.