This document provides an overview of the course "Linguistics and Language". It discusses linguistics as the science that studies human language. It addresses that language has three main aspects - formal, biological, and psychological. Formally, language is a structured system. Biologically, it is specifically human and involves language physiology and evolution. Psychologically, language is an abstract reality linked to thought and a faculty of the mind. The document also examines key questions about the characteristics, differences from animal communication, acquisition, and historical emergence of human language.