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Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.

The merit of Marx is that he suddenly produces a qualitative change in the history of social thought. He interprets history, understands its dynamic, predicts the future, but in addition to predicting it, he expresses a revolutionary concept: the world must not only be interpreted, it must be transformed.

最成功的企業(yè)是那些能夠隨著時間的推移而適應(yīng)和進(jìn)化的企業(yè)。