In mathematics, as in life, the most elegant solutions often arise from a deep understanding of the problem.

A good learning algorithm should be able to generalize from a limited set of examples to unseen data.

The only limit is the one you set yourself.

一个国家的法律如果不能保证公平公正、不能惩恶扬善、不能保障人民的利益，就不能当做法律。

在糟糕的时候抱有希望不仅仅是愚蠢的浪漫。这是基于人类历史不仅是残酷的历史，也是同情、牺牲、勇气和善良的历史。

To know is nothing at all; to imagine is everything.

我写的每一首歌都是我内心的一部分。