Failure of management to plan for the future and to foresee problems has brought about waste of manpower, of materials, of the machine-time, of all which raise the manufacturer's cost and price that the purchaser must pay
W. Edwards DemingAbsence of defects does not necessarily build business... Something more is required.
W. Edwards DemingOne need not be eminent in any part of profound knowledge in order to understand it and to apply it. The various segments of the system of profound knowledge cannot be separated. They interact with each other. For example knowledge about psychology is incomplete without knowledge of variation.
W. Edwards Deming