幸福是一种心态，而不是一系列环境。
Happiness is a state of mind, not a set of circumstances.
It really matters whether people are working on generating clean energy or improving transportation or making the Internet work better and all those things. And small groups of people can have a really huge impact.
Things don’t have to change the world to be important.
最好的政策是那些既听取科学又尊重传统的政策。
Don't chase money, get in position and let money chase you.