4. allocated and how supply and demand are brought into adjustment. Neither great companies nor great nations are built by pessimists, for pessimists by definition lack confidence in the future, in themselves, and in the ability of themselves or their colleagues to solve the problems in hand. Nor are great companies or great nations built or maintained by optimists, for again by definition the optimistic cannot consistently distinguish hope from reality, and fail to recognize that good intentions do not necessarily lead to good results and that fancy is no substitute for facts correctly assembled and accurately analyzed. Great companies and great nations are built by people who dare to dream but are not dreamers, by those who are dissatisfied with what they are or what they have but who have an abiding faith in what they can become, by restless realists who are ready to reach for the better way but willing to retreat when they have miscalculated, by those ready to change when change is needed but are slow to abandon the sound and the proven until a better way is evident. The United States achieved greatness because its people met these tests. We may fall from greatness because currently we are moving away from these standards. We seem to be lost, confused by the babel of voices, a discordant dialogue between the pessimistic who are dissatisfied with things as they are and despair of their ability to put them right and the dreamers who are equally dissatisfied but ready to impose simplistic solutions to complex problems without sound analysis of the causes of our problems or realistic assessments of the cures. The pessimist cedes the solutions to government because he feels incapable of solving the problems. The dreamers demand that government solve the problem because they have never realistically assessed government's ability