Ключевые слова: 3d, 3d rendering, abstract, background, bio, brain, brainpower, care, clever, communication, concept, creative, eco, ecofriendly, ecological, ecology, environment, grass, grassy, grassy brain, green, growth, head, health, human, ideas, illustration, innovation, insight, intelligence, intelligent, interaction, isolated, life, mental, mind, motivation, nature, neurology, plant, progress, psychology, solution, think, understanding, vision, white, wisdom,