Ключевые слова: adult, analyzing, attention, attitude, behavior, business, businessman, caucasian, communication, concentrated, concept, conceptual, corporate, deaf, deafen, ears, emotion, expression, funny, guy, hands, happy, hear, idea, idiom, ignore, intelligence, lesson, listen, listening, male, man, mouth, no, occupation, people, person, problem, psychology, sayings, smile, speak, speech, stress, stressed, talk, view, vision, wise,