As for my God, may his mercy go before me.  Imagine driving down a crowded street with only the use of your rearview mirrors.   The idea is laughable—and more than a bit dangerous.   It just doesn’t make sense to drive while looking backward. This isn’t a bad image for our spiritual lives.   Most of the time, we need to be looking forward, not backward.   Sure, we need to glance back to check for blind spots or to assess our progress—like when...