A mission statement should define the business that the organization wants to be in, not necessarily what it is in. - Russell L. Ackoff

The only problems that have simple solutions are simple problems. The only managers that have simple problems have simple minds. Problems that arise in organisations are almost always the product of interactions of parts, never the action of a single part. Complex problems do not have simple solutions.

The development (rather than the history) of operations research as a science consists of the development of its methods, concepts, and techniques. Operations research is neither a method nor a technique; it is or is becoming a science and as such is defined by a combination of the phenomena it studies.

Managers who don't know how to measure what they want settle for wanting what they can measure. For example, those who want a high quality of work life but don't know how to measure it, often settle for wanting a high standard of living because they can measure it.