According to Albert Schweitzer, the quest for the historical Jesus ends with the questers looking down a well and seeing their own reflections. Could the same be said of a search for the historical Satan? With few exceptions, we have tended to see Satan in the face of the other.
Pat Robertson had a ready explanation for the Haiti earthquake—he said that it was an expression of divine wrath at a centuries-old pact with the devil. Robertson's explanation may offend many of us, but attempts at offering a theodicy have a long pedigree.