" Blood of the Dragon, that old Serpent,” Michael said, quietly. “You and yours have no power here. Your threats are hollow, your words are empty of truth, just as your heart is empty of love, your body of life. Cease this now, before you tempt the wrath of the Almighty.” He glanced aside at me and added, probably for my benefit, “Or before my friend Harry turns you into a greasy spot on the floor. "

― Jim Butcher , Grave Peril (The Dresden Files, #3)