While talking about law and homosexuality, I am reminded of a story of a washerman and his donkey. The donkey refused to move with the heavy bundle of clothes on his back from his house to the pond. The washerman nailed a carrot to a stick, which was tied in front of the animal's mouth.
The study of human sexuality is not a recent interest. The history of sexual medicine is the history of human existence; the thread of sexuality is woven deeply in its fabric.