一旦你开始谈论如果你输了你会做什么，你就已经输了。
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.
过去总是紧张的，未来是完美的。
不要盯着时钟，做它该做的事，继续前进。
"To write is to breathe, to live, to exist."