If cybernetics is the science of control, management is the profession of control.

Too close a view may interfere with one's grasp of an overall problem or concept.

The purpose of a system is what it does. There is after all, no point in claiming that the purpose of a system is to do what it constantly fails to do.

Certain management policies-stretching of credit resources, for example-may lead to great progress in good conditions; but, like the Grand Prix car in comparison with the Land Rover, they may not be robust enough to survive when the going gets tough.

There is, then, a logical priority about the arrangements, and logic has nothing to do with time.

Policy-making, decision-taking, and control: These are the three functions of management that have intellectual content.

It is the concept of likelihood that a real understanding of probability resides, and we must learn how to measure it.