Mastery of the emotions is fundamental to a virtuous life.

Life swings like a pendulum backward and forward between pain and boredom.

In the long history of humankind (and animal kind, too) those who learned to collaborate and improvise most effectively have prevailed

Let the guarantee of free speech be in every man's determination to use it, and we shall have no need of paper declarations.

It is only because of problems that we grow mentally and spiritually.

If you want a happy ending, that depends, of course, on where you stop your story.

For life in general, there is but one decree: youth is a blunder, manhood a struggle, old age a regret.

Life is nothing but a competition to be the criminal rather than the victim.

The young people think the old people are fools - but the old people know the young people are fools.

Exceptional claims demand exceptional evidence.

All sport ... is one of the few activities where young people can proceed along traditional avenues, where objectives are clear, where the desire to win is not only permissible, but encouraged.

Wrinkles are engraved smiles.

Most people are other people. Their thoughts are someone else's opinions, their lives a mimicry, their passions a quotation.

This thing of being a hero, about the main thing to it is to know when to die.

Have no fear of perfection - you'll never reach it.

All that is not eternal is eternally out of date.

Life does not need to mutilate itself in order to be pure.

Quick sensitivity is inseperable from a ready understanding.

All good things which exist are the fruits of originality.

Stop acting as if life is a rehearsal. Live this day as if it were your last. The past is over and gone. The future is not guaranteed.

I am an American; free born and free bred, where I acknowledge no man as my superior, except for his own worth, or as my inferior, except for his own demerit.