Pope Innocent III (of Lateran Council fame) declared 'that anyone who attempted to construe a personal view of God which conflicted with [Roman Catholic] Church dogma must be burned without pity.

(Peter Tompkins, Symbols of Heresy in THE MAGIC OF OBELISKS (New York: Harper, 1981) 57

On three Sundays the penitent is to be stripped to the waist and scouraged by the [Roman Catholic] priest from the entrance of the town....to the church door.

(Henry Charles Lea, THE INQUISTION OF THE MIDDLE AGES, abridgement by Margaret Nicholson (New York: MacMillian, 1961) 221-222

As the Inquisator Bernard Gui said, the [Roman Catholic] layman must not argue with the unbeliever, but

(G.G.Coulton, INQUISTION AND LIBERTY (Glouster,MA Peter Smith, 1969), 81