You go to practice. You go to practice and wobble out onto the track. You wobble out onto the track wearing skates that are a size too big for you, a fact you won’t know until two years later when you buy new ones. You go to practice. You go to practice even though you can’t do T-stops, even though you can only skate 23 laps in five minutes, even though you have no idea what people mean when they talk about  “getting a goat.” You go to practice even though you have no friends there. You shop for knee socks and go to practice. You go to practice on a former ice-skating rink with an uneven floor in a dilapidated park district building.…