Ключевые слова: achievable, achieve, achievement, aspiration, attitude, background, behaviour, belief, believe, business, businessman, career, challenge, chance, change, concept, conceptual, confidence, courage, delete, education, enthusiasm, everything, hope, idea, impossible, incentive, inspiration, letter, motivation, motivational, opportunity, optimistic, paper, personal, positive, positivity, possibility, possible, progress, sign, solution, success, symbol, text, think, vision, word,