环境中的小变化会对行为产生巨大影响。

The land gives us everything; we must give something back.

最好的领导者是那些能够授权他人领导的人。

作家是反映社会灵魂的镜子。

我们不能总是为我们的青年建造未来，但我们可以为未来建造我们的青年。

You know what it’s like to wake up in the middle of the night with a vivid dream? And you know that if you don’t have a pencil and pad by the bed, it will be completely gone by the next morning. Sometimes it’s important to wake up and stop dreaming. When a really great dream shows up, grab it.

The past is a foreign country; they do things differently there.

The world is so full of a number of things, I'm sure we should all be as happy as kings.

计算复杂性的本质是理解什么可以被有效地计算的极限。