When I first moved here, I joined the gym because, well, everyone tells you joining a gym is a good thing, and it wasn’t very expensive, and it was only a block away from my house. Like most people, I went pretty regularly for a while, and then I think there was a span of about a year and a half where I paid my monthly dues and never darkened the door. Finally, I quit (which I’d been avoiding because I didn’t want to tell them that I was quitting), and I started walking the dogs in the morning instead.…