我始终相信，在这个世界上，一定有另一个自己，在做着我不敢做的事，在过着我想过的生活。

True leadership is measured by how well your team performs when you're not there.

The deeper you go into mathematics, the more you realize how much remains unknown.

The challenge of modern physics is not just to understand the universe, but to understand our place within it.

愤怒的老虎比教导的马更聪明。