" have suggested throughout this book that the New Testament itself answers the first half of each of these prayers in terms, primarily, of a clear list of character traits whose radical novelty is generated from within the life, vision, achievement, death, and resurrection of Jesus himself. These events, taken together, constitute Jesus’s followers as the true, image-bearing human beings, the royal priesthood. I have proposed, further, that according to the New Testament the way God the Holy Spirit answers the second half of the prayer is by renewing the individual heart and mind so that we can freely and consciously choose to practice those habits of behavior which, awkward and clumsy at first, will gradually become “second nature. "
― N.T. Wright , After You Believe: Why Christian Character Matters