Quotes from Bradley Smith

It was said that the Mongols picked up women at one village and dropped them off at the next—having sex along the course of the journey.

During the 18th century, pictures depicting the sex act were distributed more widely in Japan than in any other part of the world, partly because of the earlier invention of the wood-block print and partly because of a great demand by the growing middle class for drawings and paintings. This erotic Japanese art form flowed from a very real tradition—the celebration of sex in the springtime.