The book “The Fabric of Reality” by physicist David Deutsch is one of the most ambitious works of modern scientific philosophy. The author argues that reality is not a simple universe, but an immense multiverse. To interpret this structure, he synthesizes four central pillars of human thought: quantum mechanics, Darwin’s theory of evolution, the theory of computation, and Karl Popper’s epistemology. Through this unique interconnection, Deutsch dismantles reductionism and proposes a unified theory of the world (he is of course wrong — there is no universal constructor, only attempts and approximations). Knowledge, time, and life itself acquire a new dimension, as it is demonstrated that human thought has the power to fully understand the laws of nature. This is a fascinating read that redefines our place in the multiverse.