When two men of science disagree, they do not invoke the secular arm; they wait for further evidence to decide the issue, because, as men of science, they know that neither is infallible. But when two theologians differ, since there is no criteria to which either can appeal, there is nothing for it but mutual hatred and an open or covert appeal to force.

The military superiority of Europe to Asia is not an eternal law of nature, as we are tempted to think, and our superiority in civilization is a mere delusion.

There are certain things that our age needs. It needs, above all, courageous hope and the impulse to creativeness.

We are told that Sin consists in acting contrary to God's commands, but we are also told that God is omnipotent. If He is, nothing contrary to His will can occur; therefore when the sinner disobeys His commands, He must have intended this to happen.

Obviousness is always the enemy of correctness.

Philosophy is an unusually ingenious attempt to think fallaciously.

Ethics is in origin the art of recommending to others the sacrifices required for cooperation with oneself.