This document discusses thinking styles and positive versus negative thinking. It introduces different types of thinking like perceptual, conceptual, reflective, and creative thinking. It then discusses how thinking develops and factors that influence it like knowledge, motivation, freedom, and reasoning processes. The document hypothesizes that adopting positive thinking can help eliminate misunderstandings and move society towards success. It explores what negative and positive thinking are, how they arise, and how to overcome negative thinking. Positive thinking is associated with benefits like longer life, less stress, and better health. The objective is to study thinking styles, negative aspects of society, solutions, and how to promote positive thinking.