Guess what? Our lives are just a series of diseases.
From talking and reading to infants to making values clear (best done in conversations around the dinner table), parents exert enormous influence over their children's development. They are, however, not the only influences, especially after children enter school.
Quite simply, cognition refers to thinking. There are the obvious applications of conscious reasoning—doing taxes, playing chess, deconstructing Macbeth—but thought takes many subtler forms, such as interpreting sensory input, guiding physical actions, and empathizing with others.