Ключевые слова: adolescence, background, beautiful, boy, caucasian, childhood, children, city, contemplation, cute, depression, evening, frustration, horizontal, human, lifestyle, loneliness, looking, morning, nostalgia, one, outdoors, pain, pensive, people, person, problems, real, sad, schoolboy, serious, sitting, solitude, sorrowful, stairs, staring, street, stress, sun, sunrise, sunset, teenage, teenagers, thinking, trendy, worried, young, youth,