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" "To know is not too demanding: it merely requires memory and time. But to understand is quite a different matter: it requires intellectual ability and training, a self conscious awareness of what one is doing, experience in techniques of analysis and synthesis, and above all, perspective.
Carroll Quigley (9 November 1910 – 3 January 1977) was a noted American historian, polymath, and theorist of the evolution of civilizations, best known for his books The Evolution of Civilizations (1961) and Tragedy and Hope: A History of the World in Our Time (1966). He was noted for his teaching work as a professor at Georgetown University, for his academic publications, and for his research on secret societies.
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