I don't believe in retirement. I believe in continuing to work as long as you're able.

In the end, we will remember not the words of our enemies, but the silence of our friends.

我一直在寻找新的声音。

设定目标的用意不在于非得达成，而在于有个明确方向。

人们不禁会感到这些数学公式拥有独立的存在和自己的智慧，它们比我们更聪明，甚至比它们的发现者更聪明。