Not having the necessary ringing, I have, I admit, strictly understood nothing. Lulled by our Judeo-Christian heritage, our way of thinking, inked indelibly in us, can not, miraculously, out of its straitjacket civilizational spontaneously marry the Tibetan wisdom made precepts unknown by most Westerners. However it is possible, obviously, to acquire this knowledge after many years of work, reading and listening, but the spontaneous understanding without further preparation for Buddhist reality, I do not really believe.
In conclusion, this book is reserved exclusively to persons who have attained a certain degree of understanding and wisdom, because outside that read it seems childish, it must then understand it and apply it ...