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The only thing that can make you wise is your own experience.
要成为一个好的数学家,你需要既有直觉又有严谨。
赚钱的最好方法是买入一些东西,然后什么都不做。
An object that tells of the loss, destruction, disappearance of objects. Does not speak of itself. Tells of others. Will it include them?