Without theory there is nothing to modify or learn.

Learn the basics of analytics and people will love you. If you don't have time to learn, hire someone.

There is no substitute for knowledge.

Management's job is to know which systems are stable and which are not.

He that expects to quantify in dollars the gains that will accrue to a company year by year for a program for improvement of quality expounded in [Out of the Crisis] will suffer delusion. He should know before he starts that he will be able to quantify only a trivial part of the gain.

Management by results - like driving a car by looking in rear view mirror.

When a worker has reached a stable state, further training will not help him.