W. Edwards Deming

A leader knows who is outside of the system and needs special help.

W. Edwards Deming

A man who knows not his limitations is of no use to anyone.

W. Edwards Deming

A manager of people knows that in this stable state it is distracting to tell the worker about a mistake.

W. Edwards Deming

All models are wrong; some models are useful.

W. Edwards Deming

American management thinks that they can just copy from Japan. But they don’t know what to copy.

W. Edwards Deming

Any two people have different ideas of what is important.

W. Edwards Deming

Change the rule and you will get a new number.

W. Edwards Deming

Choice of aim is clearly a matter of clarification of values, especially on the choice between possible options.

W. Edwards Deming

Competent men in every position, if they are doing their best, know all that there is to know about their work except how to improve it.

W. Edwards Deming

Confusing common causes with special causes will only make things worse.

W. Edwards Deming