For Paul, a holy life does not simply happen, though one cannot generate it by human effort. God actively seeks to create in his church the new people of God, to renew them to be like himself—righteous and holy. But such a program requires the believers’ efforts to “put off” the old ways and to “put on” the new ways. Now, in Christ they have the capacity to do that in very practical ways. Now that they are in the church, now that they are light, they must live like Christians—becoming