If you want to see what this nation is all about, you have to ride the rails. Look outside as you speed through, and you’ll find the true face of America.

The most interesting art is the art that doesn’t give you all the answers.

最好的建筑不是大喊大叫，而是轻声细语。

The more you give, the more you receive.

The greatest theorems often arise from questioning the obvious.

I don't have to be perfect, I just have to be me.

作为领导者，你的工作就是让身边的人变得更好，而不是让自己看起来更好。