The strategies that managers employ are at least as important as the facilities at their disposal.

Instead of trying to specify a system in full detail, specify it only somewhat. You can then ride on the dynamics of the system in the direction you want to go.

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

A slowly moving queue does not move uniformly. Rather, waves of motion pass down the queue. The frequency and amplitude of these waves is inversely related to the speed at which the queue is served.

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

It is terribly important to appreciate that some things remain obscure to the bitter end.

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.