Begin challenging your own assumptions. Your assumptions are your windows on the world. Scrub them off every once in awhile, or the light won't come in.
Alan AldaI don't really worry about the size of the part much any more. It's nice to have more time to work on the character, and to have big scenes to play. But if there's something playable there, and if it's interesting to do, then that's nice.
Alan Alda