Chapter V.-Argument: Caecilius Begins His Argument First of All by Reminding Them that in Human Affairs All Things are Doubtful and Uncertain, and that Therefore It is to Be Lamented that Christians, Who for the Most Part are Untrained and Illiterate Persons, Should Dare to Determine on Anything with Certainty Concerning the Chief of Things and the Divine Majesty: Hence He Argues that the World is Governed by No Providence, and Concludes that It is Better to Abide by the Received Forms of Religion.