C.S. Lewis once wrote an essay entitled The Inner Ring. He says in the article that in any playground or office or church there are little groups or rings of people who are on the "inside". And those who aren't: those who don't get picked at playtime, those who stand on their own in the lunchroom. Lewis says that the existence of such rings is not necessarily bad. We're finite beings, and we can only have deeply intimate friendships with a limited number of people. …