This is a book that should be part of the everyone, reading list of the irrespective of their field or interest, if you an entrepreneur read it, if you are a teacher read it, if you are a truck driver read it, once you have read it, again and again read it, the reason is I am saying this because the book is an absolute gem and if the lessons are taken seriously it can change you relationship with people upside down, show why are you wait for the book just buy it, it is extremely itetractive and makes you think.