Without data, youre just another person with an opinion. — W. Edwards Deming

"Quality comes not from inspection, but from improvement of the production process."

"Defects are not free. Somebody makes them, and gets paid for making them."

". . .the principle that where there is fear, there will be wrong figures. . . ."

"What is a system? A system is a network of interdependent components that work together to try to accomplish the aim of the system. A system must have an aim. Without an aim, there is no system. The aim of the system must be clear to everyone in the system. The aim must include plans for the future. The aim is a value judgment. (We are of course talking here about a man-made system.)"

"Thats all window dressing. Thats not fundamental. Thats not getting at change and the transformation that must take place. Sure we have to solve problems. Certainly stamp out the fire. Stamp out the fire and get nowhere. Stamp out the fires puts us back to where we were in the first place. Taking action on the basis of results without theory of knowledge, without theory of variation, without knowledge about a system. Anything goes wrong, do something about it, overreacting; acting without knowledge, the effect is to make things worse. With the best of intentions and best efforts, managing by results is, in effect, exactly the same, as Dr. Myron Tribus put it, while driving your automobile, keeping your eye on the rear view mirror, what would happen? And thats what management by results is, keeping your eye on results."

"Why waste knowledge?... No company can afford to waste knowledge. Failure of management to breakdown barriers between activities... is one way to waste knowledge. People that are not working together are not contributing their best to the company. People as they work together, feeling secure in the job reinforce their knowledge and efforts. Their combined output, when they are working together, is more than the sum of their separate"