This, after all, is a way of growing up to maturity. People sometimes suggest that living a Christian life means a kind of immaturity, since you are guided not by thinking things through for yourself but by rules and regulations derived from elsewhere. That isn’t Paul’s vision of Christian living. Of course there are plenty of firm boundaries. He will have more to say about them presently. But at the centre of genuine Christianity is a mind awake, alert, not content to take a few guidelines off the