If somebody tells you an obviously untrue story, on the Continent you would remark, "You are a liar, Sir, and a rather dirty one at that." In England you just say "Oh, is that so?" Or "That's rather an unusual… — George Mikes Copy Share Image
I'm not a liar, sir,' she said. "'No, I'm sure you sincerely become whatever it is you're pretending to be. — Orson Scott Card Copy Share Image