This document discusses positive thinking. It defines positive thinking as creating thoughts to bring about a positive outcome for oneself or others. It describes different types of thoughts, including positive thoughts focused on love, happiness, and gratitude; negative thoughts that can endanger actions or perceptions; functional or necessary thoughts about tasks that must be done; and stray or waste thoughts that are unnecessary. The document also discusses the power of positive thinking and ways to be positive in the workplace. It concludes that analyzing thoughts, cultivating positive thoughts, and eliminating negative and wasteful thoughts can increase mental energy and productivity.