We must become masters of our own actions and attitudes. To let another person determine whether we will be rude or gracious, elated or depressed is to give control of ourselves. The only true possession is self possession.

All significant achievement comes from daring from experiment from the willingness to risk failure.

Nothing is as easy to make as a promise this winter to do something next summer; this is how commencement speakers are caught.

The whole purpose of education is to turn mirrors into windows.

Ancient boundaries are meaningless, except for political purposes; old divisions of clan and tribe are sentimental remnants of the pre-atomic age; neither creed nor color nor place of origin is relevant to the realities of modern power to utterly seek and destroy.

Never take the advice of someone who has not had your kind of trouble.

The paradox of friendship is that it is both the strongest thing in the world and the most fragile. Wild horses cannot separate friends, but whining words can. A man will lay down his life for his friend but will not sacrifice his eardrums.