He is not, as children’s book writers are often supposed, an everyman’s grandpapa. His hatreds are fierce and grand, as if produced by Cecil B. DeMille. He hates his uncle (who made a cruel comment about him when he was a boy); he hates anything to do with God or religion, and Judaism in particular (“We were the ‘chosen people,’ chosen to be killed?”); he hates Salman Rushdie (for writing an excoriating review of one of his books); he hates syrupy animation, which is why he is thrilled with Mr. Jonze’s coming film of his book “Where the Wild Things...