预测未来的最好方式就是创造未来。
写作就像性爱。首先你为爱而做,然后为朋友而做,最后为钱而做。
The beauty of mathematics is that it is both precise and creative.
拓扑绝缘体的美在于它们的鲁棒性;它们的表面态受到对称性和拓扑的保护,使它们对某些类型的无序免疫。
The only service a friend can really render is to keep up your courage by holding up to you a mirror in which you can see a noble image of yourself.