"Innocence always calls mutely for protection when we would be so much wiser to guard ourselves against it: innocence is like a dumb leper who has lost his bell, wandering the world, meaning no harm."

In love we are not looking for shortcuts, but for depth.

A cake is only as good as the ingredients you put into it.

我们学得越多，就越意识到我们不知道的还有很多。

拓扑态对局部扰动的鲁棒性是拓扑在保护量子信息方面力量的一个证明。