我的语言的界限意味着我的世界的界限。

Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.

宇宙可以被理解这一事实是一个奇迹。

The whole conviction of my life now rests upon the belief that loneliness, far from being a rare and curious phenomenon, peculiar to myself and to a few other solitary men, is the central and inevitable fact of human existence.

人类行为是进化心理机制的产物，这些机制处理来自环境的信息。