The beauty of topological insulators lies in their robustness; their surface states are protected by symmetry and topology, making them immune to certain types of disorder.
真正的幸福的源泉在我们自身。一个人只要自己善于追求幸福,别人是无法使他落到真正悲惨的境地的。
Every living organism is a kind of artist.
I don’t run from love, I run from the lack of it.