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The use of a program to prove the 4-color theorem will not change mathematics - it merely demonstrates that the theorem, a challenge for a century, is probably not important to mathematics.

The best way to overcome fear is to face it.

I’m not a guy that’s going to let my love for the grind down.

歷史不僅僅是關于過去；它是關于理解現在和塑造未來。

The most important thing you can do to achieve your goals is to make sure that as soon as you set them, you immediately begin to create momentum.

Every mathematical problem has a solution; sometimes it just takes time to find it.

光是建筑中最重要的材料。

"It is our choices that show what we truly are, far more than our abilities."