For many artists and writers, the art of Paul C?zanne represents the key to modernity. His paintings were a touchstone for writers such as Samuel Beckett as much as for artists such as Henri Matisse. Rainer Maria Rilke revered him deeply, as did Pablo Picasso. They thought if they lost touch with his sense of life, they lost an essential element of their own self-understanding. In If These Apples Should Fall, celebrated art historian T. J...