In addition to the New International Version (2011) of the Bible, the following resources were used in writing this sermon: William Barclay, And Jesus Said, pp. 32-37; Brian Bill, God Brings Growth, Pontiac (IL) Bible Church, 7-19-09; William Hendriksen, The Gospel of Mark in the New Testament Commentary, pp. 165-70; Simon J. Kistemaker, The Parables, pp. 41-43; Lamar Williamson, Jr., Mark in the Interpretation Commentary, pp. 97-98.