If You Have Never Thought Gray

You re not a painter if you haven t painted gray , declared Paul C zanne. The same could be said of philosophers: you re not a philosopher if you have never thought gray. This simple four-letter word signifies much more than a quasi-neutral color lying between black and white: we use the same word to describe moods, November skies, the hair of the elderly, the withered features of faces, dusty she...