Uttering any words that suggest otherwise leads to public rebuke – calling something “dumb” can mean losing your job or having your children taken away. An intermediate step involves attending a six-week re-education course, in which participants learn never to refer to a room as “dim” and that because people cannot be “thick”, nor can planks of wood. Gooseberry fool is off the menu. Of course, this mirrors the sort of changes that have been made to existing works of fiction, removing references to anyone being “fat”, “plump”, “mad”, “nuts”, or even “rather pretty” by Roald Dahl, for instance. Has...