[2] If then, we, who have been practised and trained in all the doctrines of prudence, and temperance, and virtue, have discarded all the stains of the passions and diseases, perhaps God would not disdain to give to souls completely purified and cleansed, so as to appear in his image, a knowledge of heavenly things either by means of dreams, or of oracles, or of signs, or of wonders. But since we have on us the marks of folly, and injustice, and of all other vices strongly stamped upon us and difficult to be effaced, we must be content even if we are only able by them to discover some faint copy and imitation of the truth.