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密码学的目标是使破解系统的成本超过受保护信息的价值。
The goal of cryptography is to make it so that the cost of breaking the system exceeds the value of the information protected.
If you don’t go after what you want, you’ll never have it.
有时候最难的事情和正确的事情是同一件事。
世界是事实的总体,而不是事物的总体。
The best ideas come from the intersection of art and science.