Mark Twain - Of all the various kinds of sexual intercourse, this has...

Of all the various kinds of sexual intercourse, this has the least to recommend it. As an amusement, it is too fleeting; as an occupation, it is too wearing; as a public exhibition, there is no money in it. It is unsuited to the drawing room, and in the most cultured society it has long been banished from the social board. It has at last, in our day of progress and improvement, been degraded to brotherhood with flatulence. Among the best bred, these two arts are now indulged in only private--though by consent of the whole company, when only males are present, it is still permissible, in good society, to remove the embargo on the fundamental sigh.