Ключевые слова: achievement, blackboard, business, businessman, career, chalk, challenge, character, climb, climbing, competition, concept, corporate, development, direction, education, finance, goal, growth, idea, improvement, job, ladder, leader, leadership, manager, metaphor, motivation, occupation, office, opportunity, people, person, professional, profit, progress, skill, skills, solution, stair, staircase, stairs, step, strategy, student, success, up, upstairs, work, worker,