Previously owned. The book does have quite a bit of underlining and writing. It could be erased but i feel like it might enlighten the person that recieve the book. By following the practical advice given in this resource, readers can transform their minds and lives, fulfill their human potential, and find everlasting peace and happiness. What is the real meaning of human life? How to find the source of happiness The actual methods to solve our daily problems How to accomplish our ultimate goal