brought him firmly into what C. S. Lewis calls the hall of Christianity, “the grand Christian vision of reality, which transcends denominational differences.”27 Leading off this hall are multiple rooms representing the various denominations. C. S. Lewis says that his Mere Christianity is about this hall, a hall that has many rooms connected to it. Lewis’s aim is not to tell readers which room to enter, that is, which denomination or tradition, but to invite them into mere Christianity.28 Kuyper was