Like most people in modern U.S. society, I was raised under the old adage “quitters never win, and winners never quit.” Sound familiar? For most of my life, “quitter” just meant someone who couldn’t step up to the plate. It wasn’t until I got to graduate school that I realized all the sacrifices I made to get there would be overshadowed by all the sacrifices I would need to make to stay there. I thought “Wait a damn minute.” Not only was I socialized to believe that I could never quit hard things, but thanks to grind culture the hard…