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The history of mathematics is a testament to the ingenuity and creativity of the human mind.
Life is measured by thought and action,not by time.
我们对生命了解得越多,就越意识到我们还有多少尚未发现的东西。
所以勇往直前吧。跌倒吧。你会从地上看到一个不同的世界。
The most profound ideas in mathematics often arise from the simplest observations.