All I can tell you really is if you get to the point where someone is telling you that you are not great or not good enough, just follow your heart and don't let anybody crush your dream.
There's really no substitute for working hard. I think that's my biggest talent. There are always people who are funnier and more talented than I am, but I don't take anything for granted and I commit myself 100% to each of my roles.
The '80s seem a real positive force. The '70s were deadening, in a lot of ways.