经济进步既依赖于新想法，也依赖于更好的实施。

经济周期的福利成本并非周期本身，而在于人们是风险厌恶的。

简单是终极的复杂。

You have to really believe not only in yourself but in what you're doing.

The thing about life is that it's never the way you think it's going to be.

中国的崛起将不可避免地导致与美国的冲突。