Ключевые слова: abstract, achievable, achievement, adversity, aspiration, attitude, background, belief, business, businessman, career, challenge, chance, change, choose, concept, copy, corporate, development, feasible, frustration, goal, green, highlighter, hope, idea, impossible, incentive, innovation, message, motivation, opportunity, optimist, optimistic, overcoming, paper, persistence, persistent, perspective, philosophy, positive, positivity, possibility, possible, problem, red, sign, skill, solution, space, success, symbol, text, tip, word, write,