我们都在共同努力；这就是秘诀。

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.

"The act of writing is an act of hope."

The secret of change is to focus all of your energy not on fighting the old, but on building the new.

思维法则是所有精确推理的基础。

Virtue! a fig! 'tis in ourselves that we are thus or thus. Our bodies are our gardens, to the which our wills are gardeners.