This book seems impressive by its size actually reads very easily. Step by step, very methodical and illustrated way, it revisits the great mapping of the human soul that is not nearly as black as we have been led to believe. We discover many true history and experience gives us confidence in the human and arouse the desire to love. There are so many misconceptions about altruism, it is invigorating to read this eulogy of cooperation, benevolence that has nothing to do with a pair of pink glasses ...