To improve your knowledge and social knowledge, you can refer to the following books: A Short History of Humanity ( ·Harari) -This book covers the basics of human history, including the agricultural revolution, religion, science and technology, and their impact on society, politics, and culture. 2 The Social Contract ( ) -This book explored the foundations of political systems and social justice, as well as how individuals and groups depended on and influenced each other under specific social systems. The Origins and Foundational Principles of Human Inequality ( ) -This book introduced the basics of human injustice, including social structure, economic distribution, social interaction, and other factors. It provided a profound theoretical guidance for understanding social phenomena and social policies. 4 A Short History of the Future ( ·Harari) -This book explored possible technological, political, cultural, and social developments in the future and their impact on human life. 5 A Short History of Humanity ( ·Harari) -This book covers the basics of human history, including the agricultural revolution, religion, science and technology, and their impact on society, politics, and culture.