I mean the most important thing you can have as an actor, writer, director, or whatever you are, poet or whatever it is, is life experience. Life experience doesn't mean you have to live 50 years to have it. I mean you know a lot of people have huge life experience by the time they're in college.
I did not study science at school until I was 13, when I was totally turned on by a seemingly dreary old teacher who suddenly, unannounced, manufactured a huge explosion in the middle of a totally boring monologue. From then on, all of his class wanted to make explosions.