"Silence is the language of the unspeakable."

Happiness ain't a thing in itself --- it's only a contrast with something that ain't pleasant. That's all it is.

数据是新时代的石油，但比石油更珍贵。

因果推断的本质是超越数据，询问如果我们干预会发生什么。

继续前进。

To do mathematics is to engage in an act of creation and discovery simultaneously.

The power of cryptography is not just in keeping secrets, but in enabling trust in a digital world.

教师的任务是唤醒创造性表达和知识的乐趣。