Philosophy : the basics (Fifth Edition, 2013), Introduction
“In fact, violence as a symbol of our growing irrationality has had an increasing role in activity for its own sake, when no possible justification could be made that the activity was seeking to resolve a problem.”
Source: The Evolution of Civilizations (1961) (Second Edition 1979), Chapter 10, Western Civilization, p. 405
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Carroll Quigley 79
American historian 1910–1977Related quotes

Interview with Monte Leach, Peace is possible, peace is inevitable, Share International (July 2003) http://www.share-international.org/magazine/old_issues/2003/july_03.htm#voice.
Source: The Meaning of God in Human Experience (1912), Ch. XII : The Will as a Maker of Truth, p. 140.

Die Möglichkeit aller Philosophie ... dass sich die Intelligenz durch Selbstberührung eine Selbstgesezmäßige Bewegung - d.i. eine eigne Form der Tätigkeit gibt.
Schriften, p. 63, as translated in Walter Benjamin: Selected Writings: Volume 1, 1913-1926 (1996), p. 133

"Repentance and Impenitence" p. 368
Lectures on Systematic Theology (1878)
Preface, p. xix
Hidden Order - How Adaptation Builds Complexity (1995)

Source: The Unabridged Devil's Dictionary

Source: Aphorisms and Reflections (1901), p. 230