Lady Diana Cooper had been famous from her earliest youth, the subject of gossip and adoration as the queen of the "Coterie," an exclusive high society set. Her marriage to Duff Cooper, a rising political star, and her career on the stage and in early silent films only increased her notoriety. Her second volume of autobiography chronicles these years in the run-up to World War II, and her adventures as an unconventional hostess, actress, wife and...