你不能敲机会的门却没准备好。

I want you to know， it isn’t always clear in the beginning because as I said I had been on television since I was 19 years old. But around ’94 I got really clear. So don’t expect the clarity to come all at once， to know your purpose right away.

科学的发展离不开社会的进步。

The most important thing is to be able to think like an economist, to see the world through that lens.

我不得不提醒自己，有些鸟是不能关在笼子里的，他们的羽毛太漂亮了，当他们飞走的时候，你会觉得把他们关起来是种罪恶，但是，他们不在了你会感到寂寞，可是我只是想我的朋友了。