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.
我唔怕辛苦,最怕系冇机会。
如果我们一起做梦,就不会分别那么久啦。如果我们在对方的梦中,我们就能一直待在一起了。