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逆水行舟，不進則退。

The most profound discoveries in mathematics often come from questioning the most basic assumptions.

預測未來的最好方法就是創造未來。

What we have to do is find a way to celebrate our diversity and debate our differences without fracturing our communities.

數學的進步不僅僅依靠個人的努力，而是通過幾代人的集體工作。

The most successful businesses are those that put the customer at the center of everything they do.

擺脫誘惑的唯一方法就是屈服于它。