And Norman knew what he was talking about. His paintings speak for themselves. Rarely has such a depth of character been achieved through the painting medium. The big deal is that the most important thing in order to become a succesfull writer is is the ability to tell the story. Not to write clever dialogue and descriptive scenes but to, simply, tell a good story.
Nothing can beat that.
There's a dialogue department to polish your dialogue if it isn't contemporary enough. The stuff good screenplay is made of are not words, but pictures. They're not Hi-Fi quality, but they're what I like to call concentrated wisdom . Messiah's Handbook - Reminders for the Advanced Soul.