Esotericism and Modern Thought is a book written by P.D. Ouspensky that explores the relationship between esotericism and modern thought. The book delves into the concept of esotericism, which refers to knowledge that is hidden or only accessible to a select few, and how it has influenced modern thought. Ouspensky discusses various esoteric teachings, including those of Gurdjieff and Theosophy, and explores how these teachings have impacted modern...