Theology is only thought applied to religion.

If the devil tells you something is too fearful to look at, look at it. If he says something is too terrible to hear, hear it. If you think some truth unbearable, bear it.

We're all in the same boat, and we're all seasick.

Tolerance is the virtue of people who do not believe in anything.

It seems a pity that psychology has destroyed all our knowledge of human nature.

Americans are a very backward people, with all the real virtues of a backward people; the patriarchal simplicity and human dignity of a democracy, and a respect for labor uncorrupted by cynicism.

How quickly revolutions grow old; and, worse still, respectable.