
“We must adjust to changing times and still hold to unchanging principles.”
The Coast of Utopia: Voyage (2002)
“We must adjust to changing times and still hold to unchanging principles.”
Interview with The Guardian (29 March 2010)
Interview with William Warren Bartley, cited in — [Bartley, William Warren, w:William Warren Bartley, Werner Erhard: the Transformation of a Man: the Founding of est, Clarkson N. Potter, Inc., 1978, New York, 157, 0-517-53502-5]
Hermann Bondi, "Newton and the Twentieth Century—A Personal View" in Let Newton Bel A New Perspective on his Life and Works (1988) R. Flood, J. Fauvel, M. Shortland, R. Wilson p. 241