Ключевые слова: achievement, answer, background, caliper, common, depression, distribution, dream, economy, efficiency, empower, engagement, equipment, expenses, extraordinary, failure, follower, gathering, happines, hiring, ignorance, income, incompetence, industrial, inspire, inspiring, instrument, investment, leader, learning, loyalty, measurement, motivation, noncommercial, precision, question, reality, relationship, revoke, safety, selfesteem, solution, spending, start, stop, sustain, tool, vernier,