And their word will eat as doth a canker: of whom is Hymenaeus and Philetus;
Ver. 17. Eat as doth a gangrene] Which presently overruns the parts, and takes the brain, pierceth into the very bones, and if not suddenly cured by cutting off the part infected, kills the patient. Lo, such is heresy and error, which made Placilla the empress earnestly beseech her husband Theodosius senior, not to confer with Eunomius the heretic, lest he should be perverted by his speeches. (Sozom. vii. c. 7.) Anasius II, bishop of Rome, A.D. 497, while he sought to win Acacius the heretic, was seduced by him. (Jac. Revius, de Vit. Pont.) Error is exceeding infectious, and for most part mortal, as the leprosy in the head was held to be. Jealousy, frenzy, and heresy can hardly be cured, saith the Italian proverb.