As A Man Thinketh is a self-help book written by Orison Swett Marden. The book explores the power of thought and how it can shape an individual's life. Marden argues that a person's thoughts are the foundation of their actions and therefore, their success or failure. He emphasizes the importance of positive thinking and how it can lead to a fulfilling life, while negative thoughts can lead to misery and failure. The book is divided into seven chapters,...