Success is not accidental, it requires persistence and hard work.

Sucess is a lousy teacher.It seduces smart people into thinking they can't lose.

我们发现了所盼望发现的东西，并且我们接受了所请求的东西。

黑暗不能驱逐黑暗；只有光明能够做到。仇恨不能驱逐仇恨；只有爱能够做到。

数学之美在于它的简洁与深度。