Ключевые слова: 3d, abstract, artificial, away, background, blue, brain, businessman, caucasian, cerebral, concept, conceptual, cortex, creative, creativity, damage, danger, drain, drop, economic, faucet, hand, human, idea, illustration, immigration, inspiration, intelligence, intelligent, knowledge, leaking, leave, loss, mental, mind, organ, part, power, puddle, relevant, render, rendering, sign, spigot, symbol, tap, think, thinking, threat, white,