The statement that “In quality management, we’ve solved the problem in theory but not in practice,” points out all of these facts, except

(a) Taylor identified, and for some of his customers, resolved, most quality management problems at the conceptual level by 1911.

(b) if our quality management program isn’t working, we can probably find out why by comparing it to a fundamental text, such as Taylor’s Scientific Management, or Deming’s 14 Points.