Ключевые слова: achievement, aim, answer, aspirations, assistance, business, calculation, career, challenge, chance, choice, complex, complicated, concept, confusion, creativity, decide, decision, difficulty, direction, find, finish, goal, help, idea, imagination, impossible, motivation, opportunity, plan, point, problem, progress, research, resource, search, simplify, skills, solution, solving, strategy, success, tracing, trouble,