In addition to the New International Version (2011) of the Bible, the following resources were used to help write this sermon: Maxie D. Dunnam, Galatians, Ephesians, Philippians, Colossians, Philemon in The Communicator’s Commentary, pp. 318-20; William Hendriksen, Philippians, Colossians and Philemon in the New Testament Commentary, pp. 203-06; J. David Hoke, The Key to Everything, New Horizons Community Church, Voorhees, NJ, 8-12-01; R. Kent Hughes, Philippians in the Preaching the Word Commentary, pp. 181-87; Larry Osborne, Contentment, North Coast Church, Vista, CA, 3-5-06; Chris Vogel, The Secret of Contentment, Cornerstone Church (PCA), Delafield, WI, 2-21-99.