One of the bestselling inspirational works of all time, James Allen s As a Man Thinketh has motivated and improved millions of lives. Having recently inspired Rhonda Byrne s The Secret, it is as relevant today as when it was first written. As a Man Thinketh is the seminal self-help book, empowering people with the knowledge that we control our thoughts and our thoughts determine our reality. James Allen gives the reader the principles and examples needed to master and shape our thoughts to reach all desired goals.