He therefore saw the Gnostics as false teachers who had cleverly and artfully clothed an unorthodox theological system in a deceitful, seductive costume. “Error,” he noted, “indeed, is never set forth in its naked deformity, lest, being thus exposed, it should at once be detected. But it is craftily decked out in an attractive dress, so as, by its outward form, to make it appear to the inexperienced … more true than the truth itself.” As he wrote these words, Irenaeus had in mind Jesus’ warning in