light bulb stack books knowledge solution concept |
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navigate by keyword : abstract background book bookshelf bright bulb colorful concept creativity data design document education electricity energy expertise glow heap idea incandescent inspiration invention knowledge lamp learning library light lightbulb literature metaphor object power reflection render research resource school science shine sign smart solution stack study success symbol technology |
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Shining light bulbs on stack of colorful books. Render on a reflective white floor. Knowledge and learning Concept |
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