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世界充满了来来去去的迹象和奇迹,如果你幸运的话,你可能会在它们飞过时抓住它们的尾巴。
The world is full of signs and wonders that come, and go, and if you are lucky you might catch the tail of one as it flies past.
数学推理可以相当系统地看作是两种能力的结合运用,我们可以称之为直觉和独创性。