This article discusses the concept of self-awareness, which is the ability to recognize oneself as an individual operating separate from the environment and other individuals. It explores the two broad categories of internal and external awareness and their impact on job satisfaction, personal control, and happiness. The article also highlights the four archetypes of self-awareness and the importance of developing self-awareness to master one's own life. Finally, it provides tips on how to develop self-awareness and reap its benefits.