“Experience by itself teaches nothing; it must be coupled with theory, with profound knowledge.” — W. Edwards Deming
W. Edwards Deming on Inspection
“Inspection does not improve the quality, nor quarantee quality. Inspection is too late. The quality, good or bad, is already in the product. As Harold F. Dodge said, ‘You can not inspect quality into a product.’” – W. Edwards Deming, Out of the Crisis, pg. 29. 讀者或許還該知道，20世紀上半葉的某些大工廠的品管主管，職銜為 Chief Inspector.