Ключевые слова: angry, assessment, background, bad, blue, business, buyer, client, concept, cube, customer, cute, emoticon, emotion, excellent, experience, expression, face, feedback, fun, funny, good, group, happiness, happy, impression, isolated, marketing, mood, neutral, positive, psychology, quality, round, sad, satisfaction, satisfied, serious, service, smile, smiley, survey, symbol, table, unhappy, user, wood,