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"The past is never dead. It's not even past."

數(shù)學不僅僅是關(guān)于數(shù)字、方程、計算或算法：它是關(guān)于理解的。

Don't go around saying the world owes you a living. The world owes you nothing. It was here first.

理解變化的唯一方法是投入其中，隨之而動，并加入舞蹈。