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不要害怕失敗，要害怕不去嘗試。

I'm just like anyone. I cut and I bleed. And I embarrass easily.

The rules of art are not arbitrary; they are founded in reason and in the nature of things.

It is not the mountain we conquer, but ourselves.

堅持是數學研究的關鍵，許多偉大的成果來自于長期的奮斗。