The Trumpites next door to our pandemic getaway just plowed our driveway without being asked and did a great job. How am I going to resist demands for unity in the face of this act of aggressive niceness? Of course, on some level, I realize I owe them thanks — but how much thanks? These neighbors are staunch partisans of blue lives, and there aren’t a lot of anything other than white lives in the neighborhood. This is also kind of weird. Back in the city, people don’t sweep other people’s walkways for nothing. So when I accept generosity from...