Ключевые слова: brain, bright, bulb, business, businessman, concept, creativity, digital, diode, economic, electric, electricity, energy, equipment, filament, finance, financial, genius, glow, glowing, hand, holding, human, idea, imagination, innovation, inspiration, intellect, intelligence, interaction, invention, knowledge, lamp, learning, light, lightbulb, money, patent, people, power, ray, saving, smart, solution, strategy, success, sustainable, think, vision,