Ключевые слова: background, bright, bulb, business, concept, conceptual, consumption, creative, creativity, earth, ecology, economic, electric, electricity, energy, environment, ethnicity, fresh, future, glass, global, hand, hold, holding, human, idea, illumination, imagination, innovation, inspiration, invention, isolated, lamp, light, lightbulb, male, man, modern, people, person, power, protect, saving, success, symbol, technology, think, white, young,