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量子通信的安全性來自物理定律，而不是計算復雜性。

I think goals should never be easy, they should force you to work, even if they are uncomfortable at the time.

"Every word we write is a step towards understanding ourselves and the world around us."

老鼠和人之間的唯一區別是老鼠會從經驗中學習。

數學不僅僅是關于數字、方程、計算或算法：它是關于理解的。

即使沒人相信你，也要相信自己。

"The only thing to do with good advice is to pass it on. It is never of any use to oneself."