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向一个人展示他在错误中是一回事,让他掌握真理是另一回事。
It is one thing to show a man that he is in an error, and another to put him in possession of truth.
"The only way to learn mathematics is to do mathematics."
到达另一边的唯一方法就是穿过那扇门。
我想:丹中尉发现,有些事你是无法改变的,他不想被称为残废,就象我不想被称为傻瓜。