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所有的水都有完美的记忆,永远试图回到它原来的地方。
Challenges are what make business interesting; overcoming them is what makes it rewarding.
Mathematics is the art of giving the same name to different things.
The artist must suffer to create, for creation is born of pain.
在计算的世界中,可能与不可能之间的界限通常由我们能够设计的算法定义。