Every interview with a public figure should include the question "What have you been wrong about, and how did that change your views?" The answer will tell us if the person is intellectually honest or a tale spinner with delusions of infallibility. Whole Earth Discipline (2009)
Certain knowledge of what to fight for, and what to fight against, gives meaning to life and provides its own version of discipline: never give up. That kind of meaning is illusory, I now believe, and blinkered. Fealty to a mystical absolute is a formula for disaster, especially in transformative times. Whole Earth Discipline (2009)