A clever person solves a problem. A wise person avoids it.

I like your Christ. I do not like your Christians. Your Christians are so unlike your Christ.

Speak only if it improves upon the silence.

Live as if you were to die tomorrow. Learn as if you were to live forever.

Bessie Braddock: Sir, you are drunk.
Churchill: And you, madam, are ugly. But in the morning, I shall be sober.

Remembering that I'll be dead soon is the most important tool I've ever encountered to help me make the big choices in life. Because almost everything — all external expectations, all pride, all fear of embarrassment or failure - these things just fall away in the face of death, leaving only what is truly important. Remembering that you are going to die is the best way I know to avoid the trap of thinking you have something to lose. You are already naked. There is no reason not to follow your heart.

Coincidence is God's way of remaining anonymous.

A leader leads by example not by force.

Success is going from failure to failure without a loss of enthusiasm.

The secret to creativity is knowing how to hide your sources.

Imagination is more important than knowledge. For knowledge is limited, whereas imagination embraces the entire world, stimulating progress, giving birth to evolution.

I do not know with what weapons World War III will be fought, but World War IV will be fought with sticks and stones. Letter to Harry S. Truman.

He who is not contented with what he has, would not be contented with what he would like to have.

Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

An eye for an eye will make the whole world blind.