Language is the ability to produce and comprehend spoken and written words; linguistics is the study of language.
All languages have underlying structural rules that make meaningful communication possible.
Human language is unique because it is generative, recursive, and has displacement.
While both animals and humans use systems of communication, the use of complex symbols and open vocal systems is unique to humans.
Humans, especially children, have an amazing capability to learn language, and several theories exist to explain language development.
Several areas of the brain must function together in order for a person to develop, use, and understand language.
Language and thought tend to influence one another in a dual, cyclical relationship.