Ключевые слова: advice, blue, brain, brainstorming, bright, bulb, business, concept art, contemplation, creative, creativity, design, drawing, electric, electric lamp, electricity, element, energy, environment, flat, fuel and power generation, glow, hand, icon, idea, illumination, illustration, imagination, innovation, inspiration, invention, isolated graphic, lamp, light, light bulb, mind, modern shape, motivation, outline, power, sign, silhouette, simplicity, solution, strategy, symbol, technology, thinks, yellow,