I am sitting in a neighborhood restaurant, reading a book by Sarah Kortum called “The Hatless Man, an Anthology of Odd and Forgotten Manners,” a compilation of various guides to good behavior from over the centuries.As I read along, a party of four noisily fills the booth in front of me, in the persons of one exhausted looking mom and her three young children, all dressed in their best.By the sound of it, they have just come from some sort of presentation at which they had [...]