"Tell a person that you're the Metatron and they stare at you blankly. Mention something out of a Charlton Heston movie and suddenly everybody is a theology scholar"
"You don't know how lucky you are, you know. Everybody wants to go to Des Moines. People come from all over the world just to get one look at Des Moines before they die."
"I have never been a quitter. To leave office before my term is completed is abhorrent to every instinct in my body. But as president, I must put the interests of America first."
Ok, guilty. I don't know from Rocky Horror Picture Show, I just remembered it from Nixon the guy (or thought it sounded like what he said when he resigned) and figured it was in Nixon the movie. Maybe it was, but I didn't see it listed on the IMDb quote page
"I am big, it's the pictures that got small" was Sunset Blvd.