“Bilbo’s decision not to use violence is at the heart of the quasi-Christian moral order of Tolkien’s world … [yet] the rest of [Jackson’s] film undercuts it – and, indeed, almost parodies it. The scene where Bilbo spares Gollum in the movie comes immediately after an extended, jovially bloody battle between dwarves and goblins, larded with visual jokes involving decapitation, disembowelment, and baddies crushed by rolling rocks.”