WRITERS: How do you turn Writer's Block into Writer's Breakthrough?

I received an email a month or so back, from a writer working on her first manuscript. She was stuck firmly in the middle of her manuscript and was unable to move forward. Her question: What do I do when I get writer's block? How do I work through it and could I give her any advice? My answer: Sadly, I didn't have one!

I never really thought about "writer's block" until now. When I come to a point in a story where I don't know where the story is going next, I set it aside for a day or two...