Ключевые слова: background, blackboard, board, business, chalk, chalkboard, challenge, chance, child, closeup, concept, development, feasible, frustration, girl, goal, green, hand, impossible, incentive, innovation, inspiration, kid, leadership, little, management, marketing, message, motivate, motivation, note, overcoming, person, possibility, possible, problem, progress, school, schoolgirl, sign, slogan, solution, solving, success, symbol, text, word, write, writing,