Marriage was not instituted for wantonness or fornication, but for chastity. Listen to what Paul says: “Because of the temptation to immorality, each man should have his own wife and each woman her own husband.”7 These are the two purposes for which marriage was instituted: to make us chaste, and to make us parents. Of these two, the reason of chastity takes precedence. When desire began, then marriage also began. It sets a limit to desire by teaching us to keep to one wife. Marriage does not always