当你想要放弃的时候,想想你当初为什么坚持了这么久。
Ah, but a man's reach should exceed his grasp, or what's a heaven for?
领导力就是今天做出艰难的决定,以创造更美好的明天。
The best way to learn mathematics is to do mathematics.
You don't have to be perfect to be amazing.