The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.

To exist is to be in dialogue—with others, with time, with the unknown.

技术的进步应该让生活更简单，而不是更复杂。

The best science is done with both hands dirty and minds clear.

Love is the only thing that can make us forget the horror of existence.

你太慷慨了，不会玩弄我。如果你的感情还和去年四月一样，请立即告诉我。我的感情和愿望没有改变，但你的一句话就会让我永远沉默。

拓扑绝缘体的美在于它们的鲁棒性；它们的表面态受到对称性和拓扑的保护，使它们对某些类型的无序免疫。