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That is what learning is. You suddenly understand something you've understood all your life, but in a new way.

"The truth is rarely pure and never simple."

Each of us is the author of our own story, though sometimes we cannot control the ending.

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.

To live is to be in constant dialogue with the world.

Psychology must be purely experimental and analytical.

失敗是成功之母。

我不是先知，我不是圣人，我只是一個聲音。