An expert is a person who has few new ideas; a beginner is a person with many.

God does not care about our mathematical difficulties. He integrates empirically.

The leader is one who, out of the clutter, brings simplicity... out of discord, harmony... and out of difficulty, opportunity.

Our schoolbooks glorify war and conceal its horrors. They indoctrinate children with hatred. I would teach peace rather than war, love rather than hate.

The individual who has experienced solitude will not easily become a victim of mass suggestion.

The next world war will be fought with stones.

The Nuremberg Trial of the German war criminals was tacitly based on the recognition of the principle: criminal actions cannot be excused if committed on government orders; conscience supersedes the authority of the law of the state.