Editor’s note: Mary Frances Ruskell is a senior at Heathwood Hall Episcopal School in Columbia, South Carolina. CNN  —  Josh the line cook leaned on the doorframe, burgers steaming on the hot plate behind him. He was arguing that “ Point Break ” is the best sports movie of all time. I disagreed. “Point Break” is no “ Friday Night Lights .” “Hot take, Ruskell!” He handed me a basket of fried pickles. “You’re so wrong!” It was the summer before junior year. I was a waitress at Granby Grill, a