It wouldn't be long before there was tape down the middle of the cafeteria, dividing it in two. If you weren't thirteen, you dared not enter the thirteen-year-old side. If you tried, the lip-gloss army would hurl you back. —"I'm Not Thirteen Yet," Amy Bernstein This passage describes the writer’s experience of walking across the cafeteria. feeling unaccepted by the thirteen-year-olds. wearing lip gloss for the first time. being accepted by the thirteen-year-olds.