The young man knows the rules but the old man knows the exceptions.

All limitations are self-imposed.

Where we love is home - home that our feet may leave, but not our hearts.

A mind that is stretched by a new experience can never go back to its old dimensions.

Success. Is not the position where you are standing, but which direction you are going.

This is a court of law, not a court of justice.

Rough work, iconoclasm, but the only way to get at truth.

My right to swing my fist ends where your nose begins.

I like to pay taxes. With them, I buy civilization.

Youth fades, love droops, the leaves of friendship fall; A mother's secret hope outlives them all.

Three generations of imbeciles are enough.

I'm really a peaceful sort of coward.

You must do the things you think you cannot do.

You’re always working at the margin of what you don’t understand, that’s the only exhilarating place to be. To just illustrate what you already know is condescending, and a waste of your time.

If you look at the history of the FBI, it has become effectively America's political police.

A wedding is a funeral which masquerades as a feast. And the greater the pageantry, the deeper the savagery.

He is unworthy of the name of man who is ignorant of the fact that the diagonal of a square is incommensurable with its side.

I've got to play better and contribute more”. You've got to find another gear and come up with big games.

Problems are here in this world so that we can realize our purpose in this world.

If I had to change one thing about my life, it would probably be, I wouldn't be famous. Because when you're famous it's so hard.