Do not grow old, no matter how long you live. Never cease to stand like curious children before the Great Mystery into which we were born.

The feeling for what ought and ought not to be grows and dies like a tree, and no fertilizer of any kind will do much good. What the individual can do is give a fine example, and have the courage to firmly uphold ethical convictions in a society of cynics. I have for a long time tried to conduct myself this way, with varying success.

You cannot simultaneously prevent and prepare for war.

Subtle is the Lord. Malicious, He is not.

Gravitation is not responsible for people falling in love.

Adversity introduces a man to himself.

A desk, some pads, a pencil, and a large basket -- to hold all of mu mistakes.