Finally a book on personal development which does not form part of the wave of popular psychology. This book is a first jewel because it has a concrete construction (no way to let the mind wander during playback), + that serious and clear. This is a book that really enriched spring & in peace. Built around the DIP Moussa Nabati unveils all components and consequences and allows any individual to understand clearly, without needing to read 50 books or have done 15 years of psychoanalysis, all nodes of its histoire.En premium, a solution, but to seek +? Finally, the feat is the fact that this book is hyper pragmatic in an area that can leave skeptical: Even the most resistant will be conquered! Well done & thank you!