"I’m changed by every light gone out, just as the sky is changed." Some of the best-known stories are allegorical. We continually resurrect George Orwell’s “Animal Farm,” Herman Melville’s “Moby Dick,” Aesop’s fables, from one generation to the next. Why is that? Certainly for their powerful themes. But also because the lenses we view these stories through are odd enough, are epic enough, are entertaining enough to make their deeply moral arguments digestible. Preach to us di