"A book is a mirror: if a fool looks in, no sage can look out."

I don’t compete with others, I compete with myself.

人は誰でも、自分が正しいと思っていることをする。

Those who deny freedom to others, deserve it not for themselves; and, under a just God, can not long retain it.

我们必须记住，历史是由胜利者书写的，但记忆却是由失败者保存的。

The only way to discover the limits of the possible is to go beyond them into the impossible.

The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks.