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The true challenge in mathematics is not solving problems, but asking the right questions.
【译文】 孔子说:“君子团结群众而不拉帮结派,小人拉帮结派而不团结群众。”
Make women rational creatures, and free citizens, and they will quickly become good wives and mothers.
Every organism is in a struggle for existence.
真相很残酷。一旦给狗戴上皇冠,就很难给它戴上项圈了。