Ключевые слова: achievement, ambition, ambitious, boy, business, businessman, career, challenge, change, childhood, coming, computer, concept, darwin, development, dream, education, employee, evolution, forward, goal, grow, growing, growth, human, ladder, laptop, leader, male, man, maturity, objective, old, opportunity, professional, progress, progressing, progression, promotion, stages, student, study, studying, target, time, training, true, walking, work, young,