It’s my first Christmas being a dad. The end of the school semester was unusually stressful; I didn’t have much time or energy to anticipate Christmas. But I’ve felt a marked lack of eagerness for getting presents. That feeling wanes each year—something I’m grateful for—but this year I only felt an eagerness for a time of peace and celebration with my family. Peaceful it has been. My family isn’t perfect. (My baby daughter is about as perfect as they come, though!) The time I’...