Is there a soul or not? This is a subject of intensive study and research. Ideas on which are available in all the religions of the world since ancient times and are being continuously explored in science too, but till now no proof of soul is being found according to science. Some Hindus say that Gautam Buddha also believed in the soul but most of the followers of Buddhism deny this that he did not believe in the soul or there is no idea of soul in Buddhism. However, this book is written on the subject of soul or spirit in which you are told about the ideas about soul in many religions. And it is also mentioned whether it is considered in science or not. Please read it and if you have more information than this, please let me know, so that I can share your information in this book, thank you.