There's a lot to do when you're a kid - spiders to catch, girls to poke in the eye - stuff to be getting on with.
I literally left school and went straight into music via art college for a year, and I've been so involved in my job of writing songs that the more actively involved part became channeled into standing on the stage and saying things that way.
Don't worry, be crappy. Revolutionary means you ship and then test... Lots of things made the first Mac in 1984 a piece of crap - but it was a revolutionary piece of crap.