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痛苦是一种语言,只有经历过的人才能理解。
Pain is a language that only those who have experienced it can understand.
To write about oneself is to speak about the world.
数学的力量在于它的抽象性,使我们能够看到不立即显现的模式和联系。
The past does not belong to us; we belong to it.