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Speech is a kind of action， and our words are the tools we use to perform it.

The beauty of topological insulators lies in their robustness; their surface states are protected against disorder and imperfections.

重要的是不要停止提問。好奇心有其存在的理由。

Laws, in their most general signification, are the necessary relations arising from the nature of things.

Change is not merely necessary to life—it is life.

最終，計算機科學的目標不僅僅是構建更快的機器，而是加深我們對宇宙的理解。

I'm not a planet, I'm a galaxy.

The truth is not always the easiest thing to believe.