If I met this book earlier, I assure my life would be much better.

Description of this book suggests the priority in life, whoke life. This is really unique point of this book in terms of most of other good books are concentrated in narrow part of our life such as business, family, pastime such and so on.
I read Japanese translation of this book first so this experience was a great help of uunderstaing of the contents since I am not a native English speaker.
If I met this book earlier, I assure my life would be much better.