I consider swimming a survival skill and enrolled Caroline in lessons at six months old. We attended weekly "Mommy and Me" classes, which she delighted in, and I managed. I always felt self-conscious in my "body shaper", armor-like swimsuit, with what seemed like a pool full of dads. (Andy is the family anti-swimmer. I've only seen him swim once. In 2006. In Puerto Rico.) All was well in the pool until Caroline turned three and "Mommy" wasn't allowed in with "Me" anymore. A series of private swim lessons (in which Mommy slowly worked her way out of the pool) ended my near nervous breakdowns fighting Caroline as she screamed at the top of her lungs in refusal to swim without me. Everybody was a happy clam at her fifth birthday and she swam with a bubble strapped to her back and I even floated around a bit while Char shrieked in the arms of another mom. When I was a little girl, I loved to swim. I carried around a jean purse with a bikin...