~ tracking down this book ~
Learn to answer these questions and you'll be successful disregard them and you'll lose many of game how do you form a plan in any given position? what elements of the position should enter into your appraisal of it? how do you know which elements are basic and which are secondary? haven't decided on a plan of action how do you carry it out? How do you estimate your opponent's resources? How do you modify your plan for move to move as your opponents replies call for such alterations?