1. If you don’t have anything to say, stop writing.
2. If you don’t have anything interesting to say, stop writing.
3. If you have something interesting to say, but you don’t know how to say it, stop writing.
4. If you have something interesting to say, and you’ve already said it, stop writing.
5. If you have something interesting to say, but you can say it without words, stop writing.
6. When in doubt, stop writing.