The masterpiece of the father of modern philosophy A seminal text of modern philosophy Immanuel Kants Critique of Pure Reason (1781) made history by bringing together two opposing schools of thought: rationalism which grounds all our knowledge in reason and empiricism which traces all our knowledge to experience. Published here in a lucid reworking of Max Müllers classic translation the Critique is a profound investigation into the nature of human reason establishing its truth falsities illusions and reality. For more than seventy years Penguin has been the leading publisher of classic literature in the English-speaking world. With more than 1700 titles Penguin Classics represents a global bookshelf of the best works throughout history and across genres and disciplines. Readers trust the series to provide authoritative texts enhanced by introductions and notes by distinguished scholars and contemporary authors as well as up-to-date translations by award-winning translators.