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解决数学问题的喜悦是无与伦比的;这是纯粹的智力胜利的时刻。
"Your attitude determines your direction."
The past is always tense, the future perfect.
真相很少是纯粹的,也从来不是简单的。
I don't do things for the reaction or the credit. I do things because they're what I want to do.