You have to have a thick enough skin to cope with the criticism. I'm very self-critical and I have a lot of friends that I trust who are film directors and writers and people in my profession.
George LucasPart of the issue of achievement is to be able to set realistic goals, but that's one of the hardest things to do because you don't always know exactly where you're going, and you shouldn't.
George LucasYou really have to focus on what you're doing and just plow ahead no matter what hurdles are thrown in front of you.
George Lucas