真正的成长来自于挑战现状，而不仅仅是维持现状。

Who has deveiv'd thee so oft as thy self?

富人和你我不同——他们钱更多，同情心更少。

最好的想法往往来自倾听——倾听农民、科学家和家庭的声音。

We are in a universe where there is more and more information, and less and less meaning.

成功在于坚持和永不放弃。