He is a poor son whose sonship does not make him desire to serve all men's mothers.

He who cannot rest, cannot work; he who cannot let go, cannot hold on; he who cannot find footing, cannot go forward.

Life consists not simply in what heredity and environment do to us, but in what we make out of what they do to us

Every great scientist becomes a great scientist because of the inner self-abnegation with which he stands before truth, saying: "Not my will, but thine, be done." What, then, does a man mean by saying, Science displaces religion, when in this deep sense science itself springs from religion?

Happiness is not mostly pleasure, it is mostly victory.

Life is like a library owned by the author. In it are a few books which he wrote himself, but most of them were written for him.

Democracy is based upon the conviction that there are extraordinary possibilities in ordinary people.