No slave system has ever been able to continue to function on the slaves provided by its own biological reproduction because the rate of human reproduction is too slow and the expense from infant mortality and years of unproductive upkeep of the young make this prohibitively expensive. This relationship is one of the basic causes of the American Civil War, and was even more significant in destroying ancient Rome.
Carroll QuigleyTo 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 QuigleyA fully integrated culture would be like the dinosaurs, which had to perish because they were no longer able to adapt themselves to changes in the external environment.
Carroll QuigleyA state is not the same thing as a society, although the Greeks and Romans thought it was. A state is an organization of power on a territorial basis.
Carroll QuigleyEach central banksought to dominate its government by its ability to control Treasury loans, to manipulate foreign exchanges, to influence the level of economic activity in the country, and to influence cooperative politicians by subsequent economic rewards in the business world.
Carroll Quigley