The mind is a system for making life possible.
20多岁时，人格的变化比人生中任何其他时期都要大。
本我所在之处，自我必将随之。
Language is a skin: I rub my language against the other. It is as if I had words instead of fingers, or fingers at the tips of my words.
借助显微镜，没有什么东西小到能逃过我们的探究；因此，一个新的可见世界被揭示给了我们的理解。