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.

阅读的魔力在于它让我们可以活出一千种人生。

不要试图去做一个成功的人，要努力成为一个有价值的人。

一个词的意义在于它在语言中的使用。