It's the idea of putting everything else aside and combing through thousands of words to make it better. Right now that doesn't sound like much fun. It sounds like work.
"What I Know---There's a secret that real writers know that wannabe writers don't, and the secret is this: It's not the writing part that's hard. What's hard is sitting down to write. What keeps us from sitting down to write is Resistance." The War of Art; Pressfield 2002