I guess the main thing is, you unconsciously take things for granted, and you think the audience is with you, because you're with yourself.
Robert Downey, Jr.I think the goal is to make a well written scene seem like it's improvised and/or to come up with things that you find in the room that you couldn't have known until you get into the real situation, just try to improve things as you go along.
Robert Downey, Jr.