H. R. Trevor-Roper, The European Witch-Craze of the Sixteenth and
Seventeenth Centuries, NY: Harper and Row (1956 / 1969) pg
"...When we make this necessary distinction between the organized
witch-craze and the miscellaneous witch-beliefs out of which it was constructed,
we have to admit that the Church of the Dark Age did its best to disperse
these relics of paganism which the Church of the Middle Ages would afterwards
exploit. Of course, it was not entirely successful..."