应对不自由世界的唯一方法是变得如此绝对自由，以至于你的存在本身就是一种反叛。

过得最充实的人不是年龄最大的，而是经历最丰富的人。

I'm not interested in making beautiful objects, I'm interested in making meaningful systems.

I know how much work it takes to get to the top, but even more to stay there.

Power is not just about what you can do, but what you can make others do.

一件事情都不能做到有始有终，就不要去操持其他的事情；一物也不明白，就不要追求博闻广记。

Thinking is behavior. The muscular habits learned in overt speech are responsible for implicit or internal speech (thought).

Nothing exists except atoms and empty space； everything else is opinion.

I love man as my fellow; but his scepter, real, or usurped, extends not to me, unless the reason of an individual demands my homage.