In addition to the New International Version (2011) of the Bible, the following resources were used to help write this sermon: James Montgomery Boice, Philippians: An Expositional Commentary, pp. 33-38; Fred Craddock, Philippians in the Interpretation Commentary, pp. 11-20; William Hendriksen, Philippians, Colossians and Philemon in the New Testament Commentary, pp. 189-201; Bill Hybels, God’s Sustaining Power, Willow Creek Community Church, South Barrington, IL, #C8838.