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任何经济理论的最终检验标准是它是否能改善现实世界的决策。
Leadership means making tough decisions today for a better tomorrow.
正如几何学最自然的起点是数学点,在观察和自然历史中采用同样的方法也最真实、简单且富有教益。
Some books are to be tasted, others to be swallowed, and some few to be chewed and digested.