The climate system is extraordinarily complex, and our understanding of it is still evolving.
现代政治的巨大挑战是将身份认同的要求与自由民主的要求相调和。
写作是一种理解混乱的方式。
The moment we want to believe something, we suddenly see all the arguments for it, and become blind to the arguments against it.
Tomorrow, in a very real sense, your life -- the life you author from scratch on your own -- begins.
明天,非常现实地说,你们从零塑造自己人生的时代即将开启。
Train people well enough so they can leave, treat them well enough so they don't want to.