It is a consequence of polygamy that in sensual and wealthy nations a man should have a great many wives. Their separation from men and their enclosure follow naturally from this large number. Domestic order so requires ; an insolvent debtor seeks to shelter himself from the pursuits of his creditors. There are such climates where the physical has such force that the moral can do almost nothing. Leave a man with a woman : temptations will be transgressions, the attack certain, the resistance nil ; in those countries, instead of precepts, it is bolts that are needed.
A classical Chinese book regards being alone in an isolated apartment with a woman without doing her violence as a prodigy of virtue.