"Liberty and Democracy". Baltimore Evening Sun (April 13, 1925) as quoted in "A Second Mencken Chrestomathy: A New Selection from the Writings of America's Legendary Editor, Critic, and Wit" edited by Terry Teachout (p. 35), 1994.
Mortimer Collins, Frank Kerslake (1880). “Attic Salt, Or, Epigrammatic Sayings, Healthful, Humorous and Wise: In Prose and Verse, Collected from the Works of Mortimer Collins”
John Dewey, Jo Ann Boydston, Sidney Hook (2008). “The Middle Works of John Dewey, 1899-1924, Volume 9: 1916, Democracy and Education”, p.294, SIU Press
Robert N. Goldman, Albert Einstein (1997). “Einstein's God: Albert Einstein's Quest as a Scientist and as a Jew to Replace a Forsaken God”, Jason Aronson Incorporated