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If one has realised, he is that which alone is, and which alone has always been. He cannot describe that state. He can only be that.
The P versus NP problem is one of the most important problems in computer science.
The joy is in the journey, not just the destination.
向高处挣扎本身足以填满一个人的心灵。人们必须想象西西弗斯是幸福的。