"Philosophy" is an insightful work by eminent philosopher Sir Ronald Ross that explores deep questions about the essence and nature of philosophy. The author takes readers through the history of the development of philosophical concepts, revealing the important ideas of prominent philosophers. The book inspires one's own thoughts and the development of one's own worldview, helping to understand the essence of philosophical thinking. "Philosophy" by Sir Ronald Ross is not only a guide for specialists, but also a fascinating book for anyone interested in philosophy as such.