孔子说:“外表威严而内心怯懦的人,用小人作比喻,就象挖墙洞的小偷吧!”
I don't want to be perfect, but I do want to be a light.
The most dangerous of all falsehoods is a slightly distorted truth.
The conjectures of the Langlands program are a challenge to the next generation of mathematicians.
美团使命宣言:吃得更好,生活更好