It is not just book learning, or test-taking smarts. Rather, it reflects a broader and deeper capability for comprehending our surroundings 'catching on,' 'making sense' of things, or 'figuring out' what to do. When it comes to it people think that intelligence is inherited in the way that a person is born with their maximum mental ability, Some people are more "able" than others from an early age so when it comes to school those people will be able to do better in the academic classes while the people who are not as able will be able to do more common sense things. Scientists think that nature causes intelligence, Leahy said “The nature or hereditary component in intelligence causes greater variation than does environment.” Meaning that hereditary causes intelligence, not that you are put into an environment where you would be exposed to listening to only classical type music, being exposed only to museums and outing provoking greater knowledge and only being exposed to intellectually stimulating books, television programs, or how your family