A painting done by Picasso in his mid-twenties was worth, he found, an average of four times as much as a painting done in his sixties. For Cézanne, the opposite was true. The paintings he created in his mid-sixties were valued fifteen times as highly as the paintings he created as a young man. The freshness, exuberance, and energy of youth did little for Cézanne. He was a late bloomer—and for some reason in our accounting of genius and creativity we have forgotten to make sense of the Cézannes of the world