"Reflections on the foundations of philosophy" is the work of the outstanding French philosopher René Descartes. In this book, the author examines the main principles of philosophy, highlights the issues of existence, metaphysics and cognition. Descartes addresses important aspects of human existence, leading ideas about the subjectivity and objectivity of knowledge, trying to reveal the essence of philosophical thought. This book is not only a source of deep thought, but also an invitation to deepen your understanding of the world and your own nature.