Of course, this doesn’t mean that everyone can become a Nobel Prize-winner. But it does mean that you never know what you are capable of as a writer unless you roll up your sleeves, refuse to quit, and are willing to put in the time and effort to hone your skills and learn from your mistakes.
Ninety-nine percent talent … ninety-nine percent discipline … ninety-nine percent work. He must never be satisfied with what he does. It never is as good as it can be done. Always dream and shoot higher than you know you can do. Don’t bother just to be better than your contemporaries or predecessors. Try to be better than yourself.