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经济理论提供工具,但现实世界的测试会完善它们。
Economic theory provides the tools, but real-world testing refines them.
In the field of diplomacy, there are no absolute victories, only relative victories.
艺术家并不重要。只有他创造的东西才重要。
"The only real failure in life is not to be true to the best one knows."