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"The past is always carried into the present by small things."

最深刻的真理往往是我們認為理所當然的那些。

"The only thing we have to decide is what to do with the time that is given us."

The only purpose for which power can be rightfully exercised over any member of a civilized community， against his will， is to prevent harm to others.

理解計算的極限與擴展其能力同樣重要。

隨著我們深入量子世界，我們發現拓撲不僅僅是數學上的好奇，而是自然界的一個基本方面。