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.
I'm not a pop star, I'm a rock star trapped in a pop star's body.
世界是一片伟大的海洋，我们是其中的水手。
我不会让消极情绪拖垮我。我超越它。
梦想远大，从小事做起，但最重要的是开始行动。