Often called "The founder of modern philosophy" and the "father of modern mathematics," René Descartes is considered one of the most important and influential thinkers in the history of Western thought, having inspired contemporaries and several generations of later philosophers. Experts affirm that, starting from Descartes, the rationalism of the Modern Age was inaugurated. In this valuable eBook, the reader will be able to learn about Descartes' thought through two of his most important works: "Discourse on the Method" and "Meditations on First Philosophy."