One of my first editors a had a few catch phrases that were part of his everyday conversation. One he offered frequently was, “Done is good.” It was his reminder to meet deadlines. Jane Morrissey has put together a wonderful little post on finishing the first draft of your book (or poem or play).
Finish Your First Draft: 7 Ways to Overcome Writer’s Block.
http://www.janemorrissey.com/finish-your-first-draft/