You don't need to complicate things with the law of attraction yet. If you want to be a writer, just write. All you need is a computer which you obviously already have and time. And discipline. Write every day for at least 15 minutes to an hour. Do you want to write fiction or non-fiction? Articles or short stories or novels?
This ebook You've Got the Time: How to Write and Publish That Book in You may help particularly if you want to write non-fiction. (Not a monetized link) If you want to write a novel, this article from writers.com talks about how to write a novel in a month.
Once you start writing regularly, you will start to figure out what you want to write about. Once you start writing, you can use LOA for selling what you wrote.