As a writer, I have found nothing more aggressively instructive in the best of ways than teaching creative writing to others.
Unless you’re wealthy by other means, a writer’s life requires a day job or a side hustle to make the pieces fit together. Not to get all cheesy, but teaching writing is really the best case scenario for a professional writer in terms of that ebb and flow. For the last several years, I’ve taught people of all ages how to find their own voices, write stronger stories, and edit their own work.
It keeps me sharp, well-read in all genres, creative, and always thinking about stories, more stories, then at least another one.
Part of staying laser-focused on my writing career is to not get distracted. Teaching keeps me in the zone. Plus, I literally could spend all day every day talking about writing. So . . .