"I like what a third man brings. A kind of oblique vision, seeing something in the material that you didn't know was there. As a comedian, I'm always listening to the audience. And in movies, sometimes the only audience you have is the producer and the director. I like having someone else's opinion, especially if you're on the same wavelength."

Source: COVER STORY : A Side Order of Steve Martin : He's had his ups and downs with L.A., but they're back together in his new movie. Interview with Elaine Dutka, articles.latimes.com. February 3, 1991.