数学中的每个问题都有解决方案；你只需要找到正确的路径。

自由不是做我们想做的事情的权力，而是做我们应该做的事情的权利。

一个思想若称不上危险，那么它就不值得称作思想。

SILENCE. Speak not but what may benefit others or yourself; avoid trifling conversation.

It is to the credit of human nature, that, except where its selfishness is brought into play, it loves more readily than it hates.

故事的力量在于它可以改变你看世界的方式。