"Definition of a Gentleman". Memorandum found in Lee's papers after his death. "Lee the American" by Gamaliel Bradford, p. 233, xroads.virginia.edu. 1912.
Cherie Carter-Scott (1999). “If Life Is a Game, These Are the Rules: Ten Rules for Being Human as Introduced in Chicken Soup for the Soul”, p.132, Harmony
William Cowper (1851). “The Works of William Cowper: His Life, Letters, and Poems. Now First Completed by the Introduction of Cowper's Private Correspondence”, p.15