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国际体系的无政府性质迫使各国将自身生存置于一切之上。
The anarchic nature of the international system compels states to prioritize their own survival above all else.
优秀的数学家应该既严谨又富有想象力。
热爱真理,但宽恕错误。
The stock market is filled with individuals who know the price of everything, but the value of nothing.