betony verton wants to teach the world some sexual common sense. ‘‘people are not natural born lovers,’’ she says. ‘‘we learn skills over time, like a painter.’’ vernon, who designs a line of titillating ‘‘jewel tools’’ (read: sex accessories) sold at boutiques like coco de mer, recently opened a store-cum-boudoir in a historic 17th-century building in paris called “paradise-found” and is at work on a book detailing ‘‘the possibilities of pleasure and erotic ceremonies.’’ seems a good agenda but as far as myself, i’m not sure i understand the use of the ring… by pp’