The book "Fourth "R"" by the famous American writer George O. Smith is an exciting science fiction novel that tells about the future, where the main task for people has become the preservation of reason, the ability to write and rational thinking. In this world, where technology has reached a high level, all adults must go through special courses of the "Fourth "R" - rehabilitation, in order to preserve their unique human essence. The main character finds himself in the middle of a conflict between innovative ideas and traditions of the past, which endangers not only his own fate, but also the future of the entire society. "The Fourth R" is not only an exciting adventure, but also a deep philosophical reflection of the importance of the development of human intelligence in the world of technology and artificial intelligence.