"There are very few, except some professional debauchees, who will not readily agree that "Marriage is honourable to all, " being ordained by Heaven in Paradise; and without which no man or woman can be in a capacity, honestly, to yield obedience to the first law of the creation, "Increase and Multiply. " And since it is natural in young people to desire the embraces, proper to the marriage bed, it behoves parents to look after their children, and when they find them inclinable to marriage, not violently to restrain their inclinations (which, instead of allaying them, makes them but the more impetuous) but rather provide such suitable matches for them, as may make their lives comfortable; lest the crossing of those inclinations should precipitate them to commit those follies that may bring an indelible stain upon their families. The inclination of maids to marriage may be known by many symptoms; for when they arrive at puberty, which is about the fourteenth or fifteenth year of their age, then their natural purgations begin to flow; and the blood, which is no longer to augment their bodies, abounding, stirs up their minds to venery. " Это и многое другое вы найдете в книге The Works of Aristotle the Famous Philosopher (Illustrated Edition) (Dodo Press)