George Whitefield (1771). “The Works of the Reverend George Whitefield, M.A...: Containing All His Sermons and Tracts which Have Been Already Published: with a Select Collection of Letters... Also, Some Other Pieces on Important Subjects, Never Before Printed; Prepared by Himself for the Press; to which is Prefixed, an Account of His Life, Compiled from His Orignial Papers and Letters”, p.90
Kinky Friedman (2007). “You Can Lead a Politician to Water, But You Can't Make Him Think: Ten Commandments for Texas Politics”, p.28, Simon and Schuster