The only phrase I've ever disliked is, 'Why, we've always done it that way.' I always tell young people, 'Go ahead and do it. You can always apologize later.'

We don't inherit the earth from our ancestors; we borrow it from our children.

Don't have good ideas if you aren't willing to be responsible for them.

一个在真正饥饿时被喂食、在疲倦时被允许睡觉的婴儿会是一个满足的婴儿。

The biggest reward is not financial gain, but the ability to impact people's lives in a positive way.

语言是我们改变世界的最强大工具。

关于教育的斗争不仅仅是经济和政治问题，还涉及民主的本质和未来的意义。

Mental life is a series of experiments in adaptation.