I don't know when the question became so central in my thinking. It didn't emerge full-blown. At first it was at the edge of my consciousness, but now it's at the very center pressing for attention. It became even more clamoring, even more demanding, even more piercing during these past two weeks as we have shared with people behind the Iron Curtain; as we have shared with Christians who have to ask the question and who have to make a response. It's one of those what-if questions -- you know the kind I am talking about. "What if?" What if it rains today, what will we do about the outside reception for Don and Marjorie Sanford. One of those "What If" questions that demands more action and life response than it does reason or argument. This is the question. What if -- just "What if?"

What i…