Frank Bunker Gilbreth

The aim of the process chart is to present information regarding existing and proposed processes in such simple form that such information can become available to and usable by the greatest possible number of people in an organization …

Motion Study is a means to permanent and practical waste elimination, — hence a prerequisite to efficient preparedness that shall be adequate, constructive and cumulative.

[A]dvancement of the human factor in industry... varies so much that unless we use measurement and abide by the results, there is no possibility of repeating the process accurately and efficiently at will, or of predicting and controlling …

No definite and permanent advance is made in any kind of work, whether with materials or men, until use is made of measurement.

This country has been so rich in human and material resources that it is only recently that the importance of waste elimination has come to be realized. The material element received the first consideration, and in the comparatively few …

There is no industrial opportunity that offers a richer return than the elimination of needless motions, and the transformation of ill-directed and ineffective motions into efficient activity.

There is no waste of any kind in the world that equals the waste from needless, ill-directed and ineffective motions, and their resulting unnecessary fatigue.

All human activity is a matter of motion and decision.