I think the best acting comes from a place of truth.

True progress comes when industry and environmentalists work together, not against each other.

国际体系本质上是竞争性的，国家不断试图互相超越。

A good system design is one that makes it easy to do the right thing and hard to do the wrong thing.

And when you’re down in the hole， when that moment comes， it’s really okay to feel bad for a little while. Give yourself time to mourn what you think you may have lost but then here’s the key， learn from every mistake because every experience， encounter， and particularly your mistakes are there to teach you and force you into being more who you are. And then figure out what is the next right move.

Empirical evidence should drive economic policy, not just ideology.

The best thing to hold onto in life is each other.

The very definition of the real becomes: that of which it is possible to give an equivalent reproduction.