I am not trying to imitate a photograph, I am trying to make one.
Mathematics is not a spectator sport.
最好的文学挑战我们以不同的方式看待世界。
恐惧风险的本能,反而让穷人承担更大风险。
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.