Why slander that vital organ?

Sure, Sutton will sell a laxative of books with his sleazy title, but why slander that vital organ of our body? This will come to no good end.

That's from reader's letter to the San Francisco Chronicle. He/she is referring to Bob Sutton's No Asshole Rule. Sutton has two posts on the many different kinds of reactions he has had to the 'dirty word' in the title of his book.