It is such a nyc book that I cannot even tell in words this book changed my life because it told me about many things how challenges going to come in your life and you have to fight with them it is useful because it actually tells me about mind because even i was not knowing about mind like i have heard that your mind can do so much things but this book has proved it i am little bit impressed with the author Dr Joseph Murphy the way he wrote this book and helped me to do many things in Life.