The perfect Mother's Day gift: A collection of witty one-line advice New Yorker writer Patricia Marx heard from her mother, accompanied by full-color illustrations by New Yorker staff cartoonist Roz Chast. Every mother knows best, but New Yorker writer Patty Marx's knows better. Patty has never been able to shake her mother's one-line witticisms from her brain, so she's collected them into a book, accompanied by full color illustrations by New Yorker...