Ключевые слова: actions, advice, again, business, clever, concept, create, creation, demonstrating, duplicate, idea, impractical, ineffective, inefficient, innovation, inspiration, invent, invention, inventor, knowledge, learn, not, pointless, practical, productive, recreate, redesign, redundant, reinvent, reminder, sayings, showing, solution, stick, stupid, success, technology, useless, warning, wheel, wisdom, wise, worthless,