Ella Wheeler Wilcox (2013). “The Heart of the New Thought: The Secret Edition - Open Your Heart to the Real Power and Magic of Living Faith and Let the Heaven Be in You, Go Deep Inside Yourself and Back, Feel the Crazy and Divine Love and Live for Your Dreams”, p.13, Lulu Press, Inc
Speech on his trial and conviction for high treason (September, 1803); reported in "Hoyt's New Cyclopedia Of Practical Quotations" by Jehiel Keeler Hoyt, (p. 230), 1922.
Robert Murray M'Cheyne, Andrew Alexander Bonar (1852). “Memoir and remains of the rev. Robert Murray M'Cheyne, minister of St. Peter's church, Dundee”, p.254