Meanwhile, every so often, your children come to visit. They are, amazingly, completely charming people. You can't believe you're lucky enough to know them. They make you laugh. They make you proud. You love them madly. They survived you. You survived them. It crosses your mind that on some level, you spent hours and days and months and years without laying a glove on them, but don't dwell. There's no point. It's over. Except for the worrying. The worrying is forever.