Ancient Slavic worldview includes a wide range of images and concepts inextricably linked with nature and space. It, like a mirror, reflects the universal harmony of the universe. The first part of the book Slavic Vedism. Numerical studies provides the reader with a happy opportunity to touch the divine world of our ancestors and get acquainted with the hitherto little-known secrets of Slavic Vedic calculus. The second part of the Law of Rules and the global crisis proposes to trace the connection between the deep mentality of different peoples and the issues of our time: in what planes can people of different communitarianism find mutual understanding? What is the role of Russia in overcoming the current global crisis? The authors propose to consider these issues from an unexpected angle: historical and worldview. To understand what is happening, you need to consult the experience of the past, where you can find answers to the acute problems of our time.