Celsus continues in his usual manner, asserting that “to change a nature entirely is exceedingly difficult.” We, however, who know of only one nature in every rational soul, and who maintain that none has been created evil by the Author of all things, but that many have become wicked through education, and perverse example, and surrounding influences, so that wickedness has been naturalized in some individuals, are persuaded that for the word of God to change a nature in which evil has been naturalized is not only not impossible, but is even a work of no very great difficulty, if a man only believe that he must entrust himself to the God of all things, and do everything with a view to please Him with whom