You know what’s the common theme in all exorcism movies, the skeptic is never right. Its always a real demon possession. Oh, there are skeptics in each movie. They take a cavalcade of roles — priests, family, parents, the possessed itself. But they’re always proven right. The demon is always real, it’s never a symptom of mental illness, and everyone who survives is left pondering the idea that maybe there is a little more out there. Science, bitches! Oh, sure, the possession is always ambiguous or obfuscated, but it’s never decided one way or the other. It’s always “mysteriously divine”, with plenty of Christian symbolism. Bibles and holy water are…