Ключевые слова: adult, african, alone, asian, background, black, brain, caucasian, cheerful, collage, collection, depression, different, diverse, diversity, emotion, ethnicity, extrovert, failure, friends, girl, glasses, gloomy, group, guy, happiness, happy, introvert, joyful, melancholic, men, mentality, mosaic, negative, one, outsider, people, person, portrait, positive, psychology, sad, set, single, smiling, success, team, woman, women, young,