Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.

"In the midst of winter, I found there was, within me, an invincible summer."

"The act of writing is an act of courage, a confrontation with the self."

我们需要对互联网的安全保持警惕。

整个世界都充满了艺术。我只是试着做一些与其他事物相契合的东西。