I swam and swam, longer and further than I thought I would, turning my face to the sun each time I flipped over for some backstroke. Then I sat in a hot tub and worked the jets over my tight calves, shoulders, back, feet. From there I repaired to the sauna, lay back and went from pleasantly warm to luxuriously hot. It was the tail end of January. Noon on a Friday. I wasn’t on vacation. I was at the sparkling new Rainier Beach pool in the middle of southeast Seattle. For five dollars and 25 cents, I swam, soaked and sweated away my cares and woes, along with a rainbow coalition of fellow south Seattleites. When I arrived, the locker room was swarming with toddlers and moms who had just finishing swim lessons. When I left, the seniors were on their way in, slow and graceful, like tortoises who’ve lived for decades on a beach the rest of us just discovered. “You just turned 68? You’re a baby. I’m 87!” one of them said to another. “87?” said the 68-year-old. “That’s a blessing, to be 87. That’s a blessing!” “It sure is,” said the 87-year-old, as she moved, one step at a time, behind her walker. “It sure is.” I had not been to the Rainier Beach Pool for many years, not since long before it was torn down and rebuilt. I remember one summer, taking my children there for swimming lessons; walking in was like entering a steamy, mildewed concrete bunker. What a transformation! [...]