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.
心理生活是一个整体这一普遍说法可以被接受为真，但它并没有太大帮助。
Stop helping God across the road like a little old lady.
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。
The improvement of understanding is for two ends: first, our own increase of knowledge; secondly, to enable us to deliver that knowledge to others.