286. (xv) They are intended to protect reputations outside the home.
Men's good fortune is mostly dependent upon their reputation for being fair, honest and upright. This reputation in turn depends on the wife, who is aware of his private life. So if their mental disagreement were to break out into open enmity, quarrels and threats of hatred, and if these were divulged by the wife and her friends, or by servants, this might easily lead to criticism, which would be a scandal and an affront to his name.
There is no other remedy to avoid such a result than for the husband to pretend to favour his wife, or for them to set up separate homes.