Note 28 — Chapter XV · THE POWER OF THE TRAINED HAND.
Reading edition
“The causes which most disturbed or accelerated the normal progress of society in antiquity were the appearance of great men; in modern times they have been the appearance of great inventions.”—“History of European Morals,” Vol. I., p. 126. By William Edward Hartpole Lecky, M.A. New York: D. Appleton & Co.