你拥有的最强大的武器就是你的声音，用它来激励、治愈和改变世界。

The best way to find yourself is to lose yourself in the service of others.

I'm not a feminist. I hail men, I love men. I celebrate American male culture, and beer, and bars and muscle cars...

在数学中，提出问题的艺术必须比解决问题更有价值。