The past is a shadow, always following, but never catching up.

The opposite of the religious fanatic is not the fanatical atheist but the gentle cynic who cares not whether there is a God or not. The atheist is a religious person. He believes in atheism as though it were a new religion.

解决复杂问题的关键是提出正确的因果问题。

我不害怕接受挑战，也不害怕冒险。

The state of nature has a law of nature to govern it, which obliges every one: and reason, which is that law, teaches all mankind, who will but consult it, that... no one ought to harm another in his life, health, liberty, or possessions.

一旦你开始谈论如果你输了你会做什么，你就已经输了。