The key to a happy life is not in avoiding problems, but in learning how to deal with them effectively.

Stay hungry, stay foolish.

没有革命的理论，就不会有革命的运动。

The best way to predict the future is to create it.

Let me explain. I think it would be very unusual for anyone here, or anyone watching, to be envious of the Queen of England. Even though she is much richer than any of you are, and she's got a very large house, the reason why we don't envy her is because she's too weird.