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数学中最令人兴奋的时刻是当你发现一些隐藏在显而易见之处的东西。
A man is like a fraction whose numerator is what he is and whose denominator is what he thinks of himself. The larger the denominator, the smaller the fraction.
I'm not a legend, I'm just a man who tells stories.
Simplicity is the ultimate sophistication.