Without theory we can only copy.

You do not install quality; you begin to work at it.

All models are wrong; some models are useful.

The most important things cannot be measured.

Eighty percent of American managers cannot answer with any measure of confidence these seemingly simple questions: What is my job? What in it really counts? How well am I doing?

It is important that an aim never be defined in terms of a specific activity or method. It must always relate to a better life for everyone.

A system must be managed. It will not manage itself.