The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.

我不是圣人，我是罪人。

The study of automorphic representations is a key to understanding the Langlands conjectures.

也许不公平，但一天发生的事情，有时会改变一个人的一生。

History is written by the victors, but art can rewrite it.

"To challenge the unknown is to embrace the essence of discovery."