“to think bad thoughts is really the easiest thing in the world. If you leave your mind to itself it will spiral you down into ever-increasing unhappiness. To think good thoughts, however, requires effort. This is one of the things that discipline—training—is about. So train your mind to dwell on sweet perfumes, the touch of this silk, tender raindrops against the shoji, the curve of this flower arrangement, the tranquillity of dawn. Then, at length, you won’t have to make such a great effort and you will be of value to yourself,”