[on The Exorcist] If the universe is clockwork and man is no more than molecular structures, how is it there is love as a God would love and that a man like Jesuit Damien Karras would deliberately give up his life for a stranger, the alien corpus of Regan MacNeil? This is surely an enigma far more puzzling and far more worth pondering than the scandalous problem of evil; this is the mystery of goodness. It is the point all critics miss.