人并非生来就是自己。人出生时背负着一大堆期望，一大堆别人的想法。

If you ask an economist what’s driven economic growth, it’s been major advances in things that mattered – the mechanization of farming, mass manufacturing, things like that. The problem is, our society is not organized around doing that.

Discipline is the bridge between goals and accomplishment.

孩子对环境美丑的直觉是非常敏锐的。

I prefer liberty with danger to peace with slavery.