Ключевые слова: 67 years, academic, boy, boys, casual clothing, caucasian, caucasian ethnicity, child, childhood, corridor, covered, depressed, development, education, elementary, floor, hands on face, head down, indoors, information, innocence, intelligence, intelligent, knowledge, lifestyle, male, one person, sad, school, school bag, school kid, schoolboy, sitting, stress, student, uneasy, upset, wisdom, worried,