智力是当你不确定该做什么时所使用的东西。

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

唯一的限制是你给自己设下的限制。

我对成为历史上最好的不感兴趣。我感兴趣的是尽我所能做到最好。