Respecting also the plan of this visible world—seeing one of the most important questions usually raised is as to the manner of its existence—we have spoken to the best of our ability in the preceding pages, for the sake of those who are accustomed to seek the grounds of their belief in our religion, and also for those who stir against us heretical questions, and who are accustomed to bandy about the word “matter,” which they have not yet been able to understand; of which subject I now deem it necessary briefly to remind [the reader].