I find that people... very few people think that what they're doing is bad, and usually the people who think what they're doing is bad it has more to do with guilt.
We have almost a city has probably two or three hundred committees. Every committee is dealing with just one problem and has nothing to do with the other problems.
So as long as I'm a working actor, I can improve. I want to work with people that frighten me and excite me, and characters that I don't believe I'm the best person for the part but I'm still gonna try anyway. Those are my favorite roles.