The biggest pitfall to avoid is not writing. Not writing is really, really easy to do, especially if you're a young writer. The hope that elves will come in the night and finish it for you, is a very common one to have. That is my main recommendation - you have to write, and you have to finish what you write and beyond that, it's all detail.
Neil GaimanShe really was pretty, for a grown-up person, but when you are seven, beauty is an abstraction, not an imperative. I wonder what I would have done if she had smiled at me like that now: whether I would have handed my mind or my heart or my identify to her for the asking, as my father did.
Neil GaimanThat's the trouble with living things. Don't last very long. Kittens one day, old cats the next. And then just memories. And the memories fade and blend and smudge together.
Neil GaimanYou're alive, Bod. That means you have infinite potential. You can do anything, make anything, dream anything. If you can change the world, the world will change. Potential. Once you're dead, it's gone. Over. You've made what you've made, dreamed your dream, written your name. You may be buried here, you may even walk. But that potential is finished.
Neil Gaiman