The Art of War is an ancient Chinese text, considered to be one of the most important works in Chinese literature. It was written by Sun Tzu, a general of the Chinese kingdom who lived around the 5th century BC. The text describes the art of war in great detail and gives valuable advice on how to deal with various situations.

The main theme of the book is to teach the reader how to apply the knowledge of human nature, in order to achieve the best results in any situation. In this way, the book can be considered to be a kind of practical philosophy, applicable to all situations and human beings.