stuck, and unstuck

William writes:

I am stuck.

I'm writing a novel.

I'm halfway in and it's fine.

I know how it ends (like the last 1/4 of the novel) and that's fine.

The problem is the gap. I'm not sure how to fill it. I don't want to repeat what I've written so far and I can't think of what else the characters will do.

Ever had this trouble?

Um, yeah.

I will admit, I didn't the first two times. My first two novels flew out of me like bullets, in part, I think because there was like zero expectation on them—both ...