This book is a collection of speeches and writings by the former leader of the People's Republic of China. It covers a wide range of topics including communism, revolution, class struggle, and the correct handling of contradictions among the people. The book was published with the intention of promoting the leader's ideology and was widely distributed during the Cultural Revolution. It was considered an essential guide to life and politics in China during this period.

The book is a seminal work on irregular warfare and revolutionary strategy authored by a prominent 20th-century leader. It outlines the tactics and philosophy behind guerrilla warfare, emphasizing the importance of mobile and flexible combat strategies as a means for smaller, less-equipped forces to combat and ultimately defeat larger, conventional armies. The author discusses the integration of political and military efforts and the necessity of popular support among the local populace to sustain such movements. The work has been influential in various revolutionary movements around the globe, providing a tactical framework for conducting insurgency operations.