
History of the Indies (1561)
~ Men's Health magazine
About
History of the Indies (1561)
“The whole art of politics consists in directing rationally the irrationalities of men.”
As quoted in obituary '"Reinhold Niebuhr Is Dead; Protestant Theologian, 78" by Alden Whitman in The New York Times (2 June 1971) http://www.nytimes.com/packages/html/books/niebuhr.pdf
http://web.archive.org/web/20101014172908/http://rocknrolltales.com/read/afi
Karl Pearson made similar division of the sciences into abstract and concrete
Source: Classification and indexing in science (1958), Other Chapters, p. 154.