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The riddle does not exist.
Love is the answer, and you know that for sure.
The value of a commodity, or the quantity of any other commodity for which it will exchange, depends on the relative quantity of labor which is necessary for its production, and not on the greater or less compensation which is paid for that labor.
The journey of science is not just about finding answers, but about asking the right questions.
在数学中,你不理解事物。你只是习惯它们。