让它简单。让它难忘。让它吸引人。让它读起来有趣。

I'm not afraid to speak my mind and stand up for what I believe in.

One way of looking at speech is to say that it is a constant stratagem to cover nakedness.

数学的美在于它能够以最优雅和简洁的方式描述宇宙。

沾沾自喜时，应该约束反省；怒不可遏时，应该约束反省；怠倦懒惰时，应该约束反省；思想狂放时，应该省约束反。

"The only way to learn mathematics is to do mathematics."

无论天塌了多少次，我们都得活下去。