"After years of work in both areas of study, I concluded that the social sciences were different, in many important ways, from the natural sciences, but that the same scientific methods were applicable in both areas, and, indeed, that no very useful work could be done in either area except by scientific methods."

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Source : Carroll Quigley (1979). “The evolution of civilizations: an introduction to historical analysis”, Liberty Fund Inc.

Carroll Quigley

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