UNEXPECTED ?

He was forever bashing out bitter letters to his publishers and his agents, complaining about perceived slights to his authorial dignity. When he finally threatened to leave Knopf, his editor Robert Gottlieb was only too happy to show him the door. “Let me reverse your threat,” he wrote to Dahl. “Unless you start acting civilly to us, there is no possibility of our agreeing to publish you. Nor will I—or any of us—answer any future letter that we consider to be as rude as those we’ve been receiving.