You need to plan the way a fire department plans: it cannot anticipate where the next fire will be, so it has to shape an energetic and efficient team that is capable of responding to the unanticipated as well as to any ordinary event.
I met another man who considered himself perfect, but he was thoroughly mad; and I do not believe that any of the pretenders to perfection are better than good maniacs. . . for while a man has got a spark of reason left in him, he cannot, unless he is the most impudent of impostors, talk about being perfect.