Ключевые слова: advice, analysis, analyze, background, boss, business, businessman, communication, competition, concept, contribution, decision, education, ethic, group, guide, hand, human, idea, influence, integrity, lead, leader, leadership, male, man, management, manager, meeting, motivation, office, people, person, planning, presentation, professional, red, responsibility, seminar, skill, smart, strategy, success, support, teacher, teaching, teamwork, vision, white, write,