Ключевые слова: assembly, audience, business, businessman, casual, coach, colleagues, conference, corporate, discussing, discussion, education, event, expert, forum, gesture, greeting, group, hall, handshake, indoor, knowledge, leader, lecture, lecturer, listener, listeners, male, man, manager, meeting, men, motivation, multiethnic, participant, participants, people, professional, public, row, seminar, smart, speaker, strategy, talk, teaching, team, training, women, youth,