Collection of works in 10 volumes . Volume 3. Undefeated . Stories” is a bright and exciting window into the world of fiction and philosophy, created by the outstanding Polish writer and thinker Stanislav Lem. This third volume, part of a large-scale series, is a unique collection of stories in which the author masterfully combines science fiction, deep reflections on the future of mankind and its place in the universe, as well as subtle irony and philosophical overtones. The focus of this collection is the story “Invincible”, which became one of the key works of Lem and a vivid example of his unique style. In it, the author immerses the reader in a mysterious and futuristic world, where a person encounters a mysterious machine capable of incredible adaptation and self-improvement. Lem explores the themes of human-tech interaction, the boundaries of mind and capability, and the inevitability of colliding with the unpredictable forces of nature and technology. These stories not only captivate with their dynamics and originality, but also make you think about how our decisions today can affect the future. This collection is ideal for fans of science fiction, connoisseurs of philosophical reflection and those who are looking for works with deep meaning. It will be of interest to readers aged 16 and older, especially those who are passionate about ideas about the future, the development of technology and ethical dilemmas related to progress. At the same time, The Invincible and other stories from this volume can be a great starting point for those who are just starting out with Lem's work or looking for inspiration in classical science fiction. The style of Stanislav Lem in this collection is recognizable and unique. His works are distinguished by accuracy, richness of images and deep philosophical