This is a amazing book that is read by everyone.When I start reading this bool I found there was something changing on my emotions and I realize the mistakes that I was do because of the my beliefs made by the environment around me because of this book all the my old beliefs go away and instead of them the new one is generated that is more powerful than the all of my old beliefs.This book is really a book that contains more idea than the any other book.Everyone should read this book once in their life.This book is the extension of the 7 habits of the successful people.The book is always make you to look going up.The writer that use to read this book in very simple and understanding language. Davin Niven is the a famous author of this world.