By Roy E. Ciampa, Ph.D., S. Louis and Ann W. Armstrong Professor of Religion, Samford University We Encourage One Another Ephesians 4:17–32 Put away sinful habits. (17–22) One of my mentors, Haddon Robinson, summarized one of the Bible’s “big ideas” by saying: “You can’t live the life you used to live because you aren’t the person you used to be.”…