Source: 1950s, General Systems Theory - The Skeleton of Science, 1956, p. 201, quoted in: John P. Cole, Cuchlaine A. M. King (1969) Quantitative geography: techniques and theories in geography. p. 575
“…empires and civilizations do not collapse because of deficiencies on the military or the political levels.”
Oscar Iden Lecture Series, Lecture 3: "The State of Individuals" (1976)
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Carroll Quigley 79
American historian 1910–1977Related quotes

Source: "TED Talks: Niall Ferguson" http://www.ted.com/speakers/niall_ferguson.html TED

Source: Three “Whys” of the Russian Revolution (1995), p. 14

For the Centenary of Lenin’s Birth (1971) (excerpts)

“literally: All our misery comes from a deficiency in civil courage.”
Unser ganzes Elend kommt vom Mangel an Zivilcourage.
adapted translation: All our suffering comes from a deficiency to stand up for our beliefs.
explaining why he defected the Soviet Bloc, as quoted by Egon Vacek in Die Flucht des Atomforschers, Die Zeit, October 29, 1965, Nr. 44.
Oscar Iden Lecture Series, Lecture 3: "The State of Individuals" (1976)

Alfred-Maurice de Zayas 2013 Report of the Independent Expert on the promotion of a democratic and equitable international order
2013