We tend to take the index of a book for granted, but centuries ago, these helpful lists were viewed with suspicion. Some even worried that indexes would harm reading comprehension! A witty new book tells the story. Plus, the Latin term bona fides...
In another episode, we discussed pigeon pair, or “a daughter and son,” an allusion to the old belief that pigeons and doves always have two chicks, one of each sex. A millionaire’s family or a million-dollar family is “a family with one daughter and...

