Ключевые слова: anxiety, anxious, authentic, authenticity, back to school, background, black board, blackboard, candid, chalk, challenge, class, classroom, college, concept, defeat, depressed, depression, desperate, education, exam, facial expression, failure, formula, girl, helpless, high school, intelligence, math, mathematics, nerd, one, panic, pressure, problem, real people, sad, sadness, school, science, secondary, stress, stressed, student, teen, teenager, test, young person,