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Success is not just about making money, it's about making a difference.
The greatest proof of our intellect is our ability to perceive our own limitations.
抽象的目的不是模糊,而是创建一个新的语义层次,在这个层次上可以绝对精确。
Cryptography is the art of transforming information into a form that is unintelligible to anyone who does not possess the key to unlock it.