Ключевые слова: ability, abstract, brain, brain power, clever, concentration, concept, development, education, feelings, genius, head, head silhouette, human, idea, improve, index, intellectual, intelligence, intuition, iq, knowledge, learning, letters, level, memory, mentality, mind, people, person, philosophy, prodigy, profile, psychiatry, psychic, psychology, question, quotient, ray, science, shadow, smart, strategy, success, test, thinking, thoughts, training, understanding, wisdom,