The discovery of topological insulators has opened up a new frontier in condensed matter physics, where the interplay between topology and symmetry leads to novel quantum states of matter.

La verdadera patria del hombre es la infancia.

当人们最确信自己并充满傲慢时，通常最容易犯错误，情感主导了他们的判断，没有经过恰当的审慎，而只有审慎才能使他们远离最荒谬的错误。

我喜欢压力。我喜欢在压力下比赛。

测试程序的最好方法是测试它。