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

I never look back. I look forward to the next challenge.

物理定律必须以独立于坐标系选择的方式表述。

時には、立ち止まって深呼吸することも必要だ。

我们这个时代的巨大挑战是建立能够管理现代社会复杂性的机构。