Imagine a modern freethinker miraculously transported into the midst of the Middle Ages. Do you suppose that, after having ascertained the sovereign power of the religious ideas that were then in force, he would have been tempted to attack them? Having fallen into the hands of a judge disposed to send him to the stake, under the imputation of having concluded a pact with the devil, or of having been present at the witches’ sabbath, would it have occurred to him to call in question the existence of the devil or of the sabbath?