Paragraph and Line Lengths--How They Affect Your Story's Pacing

I never paid much attention to paragraph or sentence lengths.  I just wrote, felt satisfied if I got the story down.  Then, in the late eighties, I got a job as a editor at a publishing company in the Midwest. 

As an editor, I noticed that I had a visual reaction to a person's writing:  how it looked on the page, how dense or light.  How much white spac…