Ключевые слова: abstract, bad, bubble, chat, choice, client, comment, communication, comparison, concept, contrast, customer, decision, design, different, element, emotion, experience, expression, face, feedback, feeling, good, graphic, happy, health, icon, illustration, isolated, mental, message, mood, negative, opinion, opposite, positive, psychology, rating, review, sad, satisfaction, service, speech, survey, symbol, talking, user, white,