“At the bottom of Puritanism one finds envy of the fellow who is having a better time in the world, and hence hatred of him. At the bottom of democracy one finds the same thing. This is why all Puritans are democrats and all democrats are Puritans.”

Source: The Boat of a Million Years (1989), Chapter 18 “Judgment Day”, Section 3 (p. 330)

As quoted in an interview in The New York Times (21 November 1930)

Source: The Jagged Orbit (1969), Chapter 44, “A Firm Decision to Go Into the Wagon-Fixing Business in a Big Way” (p. 132)

Speech at the dinner of the Pilgrim Society (21 December 1855), published in Speeches, Letters and Lectures by Wendell Phillips https://archive.org/details/speecheslectures7056phil (1884), p. 229
1850s

Source: Tender Is the Night

Literary Essays, vol. II (1870–1890), New England Two Centuries Ago

As quoted in "Lady with a Switchblade" in LIFE magazine (20 September 1963) http://books.google.com/books?id=e1IEAAAAMBAJ&q=%22Europeans+used+to+say+Americans+were+puritanical+Then+they+discovered+that+we+were+not+puritans+So+now+they+say+that+we+are+obsessed+with+sex%22&pg=PA62#v=onepage

Source: 1910s, Prejudices, First Series (1919), Ch. 16
Context: The great artists of the world are never Puritans, and seldom even ordinarily respectable. No virtuous man — that is, virtuous in the Y. M. C. A. sense — has ever painted a picture worth looking at, or written a symphony worth hearing, or a book worth reading.

Man's Rise to Civilization (1968)