Hope is a good thing, maybe the best of things, and no good thing ever dies.

I never write Metropolis for seven cents because I can get the same price for city. I never write policeman because I can get the same money for cop.

银河系中心是强引力下的一个独特的自然实验。

Given the choice between the experience of pain and nothing, I would choose pain.

译文：与其在生病后去求取药物，不如在生病前做好自我的预防。赏析：任何事都要提前谋划，防患未然，事到临头才不会手忙脚乱。平时不烧香，临时抱佛脚是没有用的。

We are all ghosts of ourselves, haunting our own lives.

你唯一的限制就是你相信的限制。

The way to learn about the mind is to reverse-engineer it: to figure out what natural selection designed it to accomplish.