每个人都有不为世人所知的秘密悲伤；我们常常称一个人冷漠，而实际上他只是悲伤。

Art is a mirror held up to society, but it’s also a hammer with which to shape it.

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.

数学的研究对科学的发展就像空气或水一样。