The flesh is sad, alas, and I have read all the books.
当一个人开始长得像他的父亲时,他就知道自己正在变老。
The greatest problem for mathematicians now is probably the Riemann Hypothesis.
Ignore what others may be thinking of you, because they aren’t.
如果我不进入地狱拯救众生,还有谁会去?