Spelunking

I enjoy many forms of physical exercise, from climbing mountains, to backpacking along trails, to bicycling, and even swimming. But mostly nowadays I just go hiking, sometimes with my grandchildren and partner, but often alone. Working the muscles of my body is good for me and helps keep my joints working. I feel better after a long walk.

So, too, my mental muscles feel better after a good writing workout. I’ve been writing diaries since I was very young, and I keep boxes of them wherever I...