This document provides an introduction to the philosophy of man. It defines philosophy as the study of fundamental questions about existence, knowledge, values, and language through human reason. Philosophy involves thinking about and asking questions about the world, universe, and society. The document then discusses some notable ancient Greek philosophers such as Socrates, Plato, and Aristotle and their contributions. It also explains the difference between holistic and partial thinking perspectives. Holistic thinking considers large-scale patterns while partial thinking focuses on specific aspects. The document emphasizes that philosophy utilizes holistic thinking to make sense of problems related to the human experience.