The Works of Aristotle the Famous Philosopher: Containing his Complete Masterpiece and Family Phy

When a young couple are married they naturally desire children; and therefore adopt the means that nature has appointed to that end. But notwithstanding their endeavours they must know that the success of all depends on the blessing of the Gods: not only so but the sex whether male or female is from their disposal also though it cannot be denied that secondary causes have influence therein especially two.' (Excerpt from Chapter 2)