The Ideal Theory of Berkeley and the Real World: Free Thoughts on Berkeley, Idealism, and Metaphysics is a book written by Thomas Hughes in 1865. The book is a critical analysis of the philosophical ideas of George Berkeley, an Irish philosopher who is known for his theory of idealism. Berkeley believed that the material world is an illusion and that all we can know is the world of ideas. Hughes examines Berkeley's ideas and argues that they are flawed...