Writing is fun, editing not so much

I have spent the last three weeks editing my book based on feedback from proofreaders. It hasn't been fun. Unlike writing, which I enjoy doing, I find editing to be more like work than like fun. Part of the reason is that I'm tired of going over the manuscript so many times. Since starting on the first draft, I've worked on the entire story seven times already, and I expect to go over it all at least once more. I've written and re-written some parts of it more than ten times, probably more th...