Albert Einstein to Maurice Solovine, March 30, 1952, Letters to Solovine (New York: Philosophical Library, 1987), стр. 117.
117
Albert Einstein, «Physics and Reality», Ideas and Opinions, пер. Sonja Bargmann (New York: Bonanza, 1954), стр. 292.
118
Will Durant, The Life of Greece (New York: Simon and Schuster, 1939), стр. 134-40; James E. McClellan III, Harold Dorn, Science and Technology in World History, 2nd ed. (Baltimore: Johns Hopkins University Press, 2006), стр. 56–59.