Robert H. Schuller (1993). “Robert H Schuller: The Inspirational Writings : Tough Times Never Last, But Tough People Do/Tough Minded Faith for Tender Hearted People”, Bbs Publishing Corporation
"Laughing at something is a form of accepting it, or at least making peace with it". Interview with Chris Cobb, logger.believermag.com. September 19, 2014.