- This book provides you with a tool for modeling and understanding of how your personality. This means that the tools are: the mask, the unifier, the separator, the waste bag and the observer. Note that the observer is actually the attention of mindfulness meditation. - This book can help you understand who you really are and how you operate, under the mask you present to the outside world. - If all goes well for you, this book will help you understand how you function and may help you to be even happier. If you are not completely happy, buy it and study it seriously, you necessarily will reap something. Anyway, this book can only benefit you. - When we see its contents, we are surprised by its ridiculously low price. - This method opened my eyes to my way of life that was deteriorating more and more. I hope it opens your eyes to others.