Action to be effective must be directed to clearly conceived ends.

What the mysterious is I do not know. I do not call it God because God has come to mean much that I do not believe in. I find myself incapable of thinking of a deity or of any unknown supreme power in anthropomorphic terms, and the fact that many people think so is continually a source of surprise to me. Any idea of a personal God seems very odd to me.

Lasting peace can come only to peaceful people.

Life is like a game of cards. The hand you are dealt is determinism; the way you play it is free will.

The purely agitational attitude is not good enough for a detailed consideration of a subject.

Let us be a little humble; let us think that the truth may not perhaps be entirely with us.

The person who talks most of his own virtue is often the least virtuous.