通达智慧，不是通过克制和严格，而是通过放任和孩童般的无忧无虑。你想了解任何事，请保持心情快乐。
The computing scientist's main challenge is not to get confused by the complexities of his own making.
The beauty of topological insulators lies in their robustness; their surface states are protected against disorder and imperfections.
种下一棵树的人，种下了希望。
Silence can be as powerful as words, if you know how to listen.