Effort Quotes - Page 23
Baldassare Castiglione (2012). “The Book of the Courtier”, p.35, Courier Corporation
John Locke, Ruth Weissbourd Grant, Nathan Tarcov (1996). “Some Thoughts Concerning Education: And, Of the Conduct of the Understanding”, Hackett Publishing
"The Crusade of Indignation" by James A. Baldwin in "The Nation" (New York, July 7, 1956); later quoted in James A. Baldwin "The Price of the Ticket", 1985.
George Leonard (1991). “Mastery: The Keys to Success and Long-term Fulfillment”, Plume Books
George Eliot (2013). “Delphi Complete Works of George Eliot (Illustrated)”, p.3402, Delphi Classics