Book excerpt: Get to grips with the concepts that shaped the way we think about ethics, politics, and our place in the universe. Explaining the big ideas and groundbreaking theories of key philosophers clearly and simply, The Philosophy Book is the perfect one-stop guide to philosophy and the history of how we think. Untangling knotty theories and shedding light on abstract concepts, entries explore and explain each complex idea with easy-to-follow explanations and innovative visuals. Explore the history of philosophy, from ancient Greece and China to today, and find out how theories from over 2,000 years ago are still relevant to our modern lives. Follow the progression of human ideas and meet the world's most influential philosophers – from Plato and Confucius through René Descartes and Mary Wollstonecraft to Ludwig Wittgenstein and Judith Butler. Dive into this phenomenal philosophy book to discover: -An accessible guide to philosophy, covering every major school and movement throughout history. -The clear and detailed text explains the most groundbreaking philosophical concepts and theories ever devised, while bold illustrations and pull-out quotes bring each idea to life. -Fully revised and updated to cover any developments in the field over the last 5–10 years. -Biography and context boxes place each idea in its wider historical, cultural, and social context. Your Philosophical Questions, Simply Explained If you thought it was difficult to learn philosophy and its many concepts, The Philosophy Book presents the key ideas in a clear layout. Find out what philosophers thought about the nature of reality and the fundamental questions we ask ourselves: What is the meaning of life? What is the Universe made of? And work your way through the different branches of philosophy, such as metaphysics and ethics, from ancient and modern thinkers. The Big Ideas Series With millions of copies sold worldwide, The Philosophy Book is part of the award-winning Big Ideas series from DK. The series uses striking visuals and engaging writing, making big topics easy to understand.