da vinci and God's sovereignty

in times past God has used heresies such as those taught in dan browns book to awaken the church from her slumber that has caused her vision of God's word to be blurry or completely blind farsighted or near sighted by laziness,indifference,pragmitism,paganism,sycretism,legalism etc to have a clearer vision of the biblical gospel as she proclaims defends teaches and live in the world....