3 Quotes by Jay Wright Forrester

Many of the problems the world faces today are the eventual result of short-term measures taken last century.

The principles governing the behavior of systems are not widely understood.

The image of the world around us, which we carry in our head, is just a model. Nobody in his head imagines all the world, government or country. He has only selected concepts, and relationships between them, and uses those to represent the real system.