Ключевые слова: ages, audience, business, class, colors, communication, community, concil, conference, congress, consultation, convention, corporate, crowd, cultures, discourse, education, entrepreneur, entrepreneurship, event, formation, generations, group, information, interesting, job, learn, learning, lecture, listening, man, meeting, multiple, origins, people, presentation, press, professional, school, seminar, speaker, speech, student, students, talk, talking, teacher, training, workshop,