Henry David Thoreau (2014). “Citizen Thoreau: Walden, Civil Disobedience, Life Without Principle, Slavery in Massachusetts, A Plea for Captain John Brown”, p.132, Graphic Arts Books
Remark in November 1938 in regard to Adolf Hitler's Kristallnacht. "Our German Cousins: Anglo-German Relations in the 19th and 20th Centuries" by John Mander, p. 219, 1974.
H. Jackson Brown Jr. (2007). “Complete Life's Little Instruction Book: 1,560 Suggestions, Observations, and Reminders on How to Live a Happy and Rewarding Life”, p.234, Thomas Nelson Inc