Check out Learn to Write from the Movies: Magic Beyond Words: The JK Rowling Story. Here’s a sample:
Lesson 3: Don’t Bother To Write Until A Creepy Ghost Appears To You In A Dream.
Good news. You don’t have to sit at a keyboard struggling to write every day. In fact, you don’t have to write at all. If you’re meant to be an author, the story will come to you. In Rowling’s case, it appears as a scary Harry Potter ghost child who glares at her while lightning flashes in the background. I thought she was going to scream, but it turns out it was inspiration.