"On the Social Organization of Humanity (Calculations and Tables)" by Konstantin Eduardovich Tsiolkovsky is more than just a scientific treatise—it's a profound philosophical and sociological exploration of humanity's future. In this work, Tsiolkovsky delves into ideas about how society can be organized and developed to foster harmony and resilience in the face of future challenges. Renowned as one of the pioneers of astronautics, Tsiolkovsky approaches timeless questions that remain relevant today: How can we structure society to ensure sustainable progress? Using mathematical calculations and detailed tables, he offers readers a unique perspective on social structures—tools that not only illustrate his concepts but also serve as a means for deeper understanding of the complex processes shaping our communities. The book examines various facets of social life, including economics, politics, and culture, proposing innovative solutions aimed at achieving balance and long-term stability. Its insights make it a compelling read not only for scholars and students of sociology and economics but also for anyone interested in the future of humanity and its potential. Particularly appealing to those eager to explore ways to improve social relations and build a fairer, more effective society, the book provides a wealth of ideas and inspiration. Young social science enthusiasts, as well as adults seeking to broaden their horizons and view familiar concepts from a fresh perspective, will find much to ponder here. True to his scientific approach and rational mindset, Tsiolkovsky emphasizes the importance of evidence-based thinking, making this work relevant even today. The topics covered are wide-ranging—from the role of science in society to ethical considerations in governance—highlighting his willingness to ask difficult questions and propose unconventional solutions. His work encourages readers to consider how technology and science can address social problems and underscores the importance of factoring in the human element in planning and decision-making. Written with clarity and logical flow, Tsiolkovsky’s style makes even complex ideas accessible and engaging. His ability to blend scientific data with philosophical reflection creates a compelling narrative that appeals to a broad audience. Fans of his other works, such as *Research on Spacecraft Propulsion* or *Cosmic Journeys*, will recognize the continuation of his visionary ideas—this time, focused on the social fabric of the future. This book is not just a collection of calculations and tables; it is a deep meditation on what society should be to ensure the well-being and development of all its members. It prompts reflection on the importance of considering both economic and social factors in decision-making. Tsiolkovsky offers more than theory—he provides practical guidance that can inspire real-world change. If you're seeking a work that combines scientific rigor, philosophical insight, and actionable advice, *On the Social Organization of Humanity (Calculations and Tables)* is an excellent choice. It’s a true treasure for anyone interested in humanity’s future and eager to contribute to its progress.