Personal development book ... whose translation into French sometimes seems pause problem but that's a detail. On the bottom there is a lot to say. Certainly all is not to throw ... and besides it would be stupid. The description of the balances, the influence of negative thoughts and other things is pretty good. What remains troublesome is the choice of absolutely general examples, deliberately vague and questionable conclusion. Some aspects assénés abruptly disguised by pseudo-scientific language also there to hide "empty" arguments seem even more questionable. The theory of variants lack of space for me in many things and appears (deliberately?) Blurred well. So so so ...