Ключевые слова: achievement, aim, ambition, award, background, block, brick, build, business, career, challenge, climbing, concept, construction, design, development, financial, forward, goal, growth, icon, improve, job, ladder, leadership, level, mission, motivation, object, opportunity, plan, progress, stack, staircase, stairway, step, strategy, structure, success, successful, symbol, target, tower, toy, triumph, vision, way, wood,