Instead of trying to reproduce exactly what he had before his eyes, he used colour arbitrarily to express himself with greater force. He realized that what Pissarro had told him in Paris was true. “You must boldly exaggerate the effects, either in harmony or discord, which colours produce.” In Maupassant’s preface to “Pierre et Jean” he found a similar sentiment. “The artist has the liberty to exaggerate, to create in his novel a world more beautiful, more simple, more consoling than ours.”