The only way to do great work is to love what you do.

You are always a valuable, worthwhile human being — not because anybody says so, not because you're successful, not because you make a lot of money — but because you decide to believe it and for no other reason.

The true measure of success is how many times you can bounce back from failure.

I'm not a politician. I'm a performance artist.

当学到的知识被遗忘后，剩下的就是教育。

You have to believe in the reality of the world and the reality of the people in it.