21 lessons for understanding the 21st century

21 Lessons for Understanding the 21st Century is a book that examines the great challenges and choices facing humanity in the 21st century.

The author begins by emphasizing the importance of clarity in a world flooded with information. He says that everyone can take part in the debate on the future of humanity, but that it is not so easy. Billions of us are too busy surviving to focus on the issues of the future.

The author goes on to explain that his book focuses on current affairs and the immediate future of human societies. It examines the major forces shaping the world, such as climate change, the rise of populism and the technological revolution.

The author states that his book is not a historical account, but a choice of lessons. It does not provide simple answers to the problems facing humanity, but it hopes to stimulate thought and debate.

The book is divided into 21 chapters, each exploring a different challenge or choice. The author uses an interdisciplinary approach, integrating historical, social, economic and political perspectives. The book is accessible to the general public, but it is also rich in information and depth.

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