The Spirits' Book is a work based on the evolution of the human spirit. It is organized in the form of questions and answers with spirit-instructors. These dialogues cover a broad area of human thought and spirituality. They deliver a message of purpose, for human life and for humankind. This book contains the basic tenets of the Spiritist Doctrine. It endorses the Christ as the supreme model for human conduct and thought. For over 150 years this book has been transforming lives and leading people away from rigid theologies. It honors the wisdom of the ages and the science of today. The Spirits' Book is a classic of the spiritual literature.