Ключевые слова: brain, brainstorming, breakthrough, bulb, business, clever, concept, conceptual, creative, decision, discovery, energy, enlightenment, face, genius, head, human, idea, imagination, innovation, inspiration, intelligence, invention, knowledge, lamp, light, light bulb, lightbulb, logic, man, mental, papercut, person, problem, smart, solution, success, symbol, technology, think,