The act of creation is an act of resistance.

为你，千千万万遍。

I always cheer up immensely if an attack is particularly wounding because I think, well, if they attack one personally, it means they have not a single political argument left.

"The most difficult thing is to make something simple."

The best way to reduce costs is to not have them in the first place.

优雅的沉默比空洞的言语更能打动人心。

"In the fields of observation chance favors only the prepared mind."

数学不是一项观赏性运动；要理解它，必须积极参与其中。