This writer is astute and amusing about\xa0manners, aging, and their\xa0intersection: \u201cThe shusher in the movie\xa0is always much louder than the person who\u2019s\xa0talking; I\u2019ve become a\xa0shusher.\u201d\xa0\xa0Impressively, he has the\xa0self-awareness to recognize it,\xa0the courage to admit it, and the sense of humor to make it bearable.