I have a mess in my head sometimes, and there's something very satisfying about putting it into words. Certainly it's not something that you're in charge of, necessarily, but writing about it, putting it into your words, can be a very powerful experience.
People have this belief that actors are able to go out there and say, 'Oh I choose this job,' but most of the time we're just taking the job we can get. We don't just get offered thousands of jobs; we might earn one job a year and that's the one we'll take because we've got to pay the rent.