The document discusses the concepts of self and the looking glass self as proposed by Charles Cooley. It defines self as one's own experience and identity. Cooley's looking glass self theory proposes that an individual's self-concept is formed through imagining how we appear to others, imagining others' judgments of us, and developing feelings like pride or shame based on those imagined judgments. The document provides examples to illustrate different types of self, including self-concept, self-knowledge, social self, and self-esteem. It also provides biographical details about sociologist Charles Cooley and an overview of his looking glass self theory.