我不是女孩，我是女神。

We are not selling water, we are selling health.

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.

我们必须从过去中学习，为未来创新。

真实的生活缺席了。我们不在这个世界上。

最大的风险是不冒任何风险。