Ключевые слова: achievement, agree, agreement, approval, approve, arm, background, business, caucasian, closeup, communication, concept, concepts, decision, emotion, expressing, fine, finger, gesture, gesturing, greeting, hand, human, idea, isolated, joy, male, men, ok, okay, okey, palm, person, positive, positivity, right, show, showing, sign, signal, success, successful, support, symbol, thumb, vote, voting, win, wrist, yes,