After completing your single task (and taking a break to acknowledge your progress), you move to the next concrete action.

After our mom died, my sister and I cleaned out her craft room and found cabinets and drawers filled with projects never completed or even started. “Why couldn’t she finish things?” I thought.

Being a runner is one of my longest-held identities. I’ve run competitively since I was in elementary school. This includes a few marathons, some of which went much better than others. Given this ...