This document discusses self-esteem and self-concept. It defines self-esteem as a subjective evaluation of one's skills, talents, and appearance, and their sense of self-worth. Self-concept is described as one's subjective attitudes, beliefs, and values. The document explores how self-concept and self-esteem affect interpersonal communication and relationships. It provides characteristics of people with high versus low self-esteem and ways to build self-esteem, such as focusing on one's talents, keeping positive company, and avoiding perfectionism. The document concludes that people with high self-esteem are optimistic, creative, and confident in taking on challenges.