
Thinking in Systems: International Bestseller

Systems thinking has taught me to trust my intuition more and my figuring-out rationality less, to lean on both as much as I can, but still to be prepared for surprises.
Donella H. Meadows • Thinking in Systems: International Bestseller
We can, and some of us do, celebrate and encourage self-organization, disorder, variety, and diversity. Some of us even make a moral code of doing so, as Aldo Leopold did with his land ethic: “A thing is right when it tends to preserve the integrity, stability, and beauty of the biotic community. It is wrong when it tends otherwise.”
Donella H. Meadows • Thinking in Systems: International Bestseller
Living successfully in a world of complex systems means expanding not only time horizons and thought horizons; above all, it means expanding the horizons of caring.
Donella H. Meadows • Thinking in Systems: International Bestseller
In a strict systems sense, there is no long-term, short-term distinction. Phenomena at different time-scales are nested within each other. Actions taken now have some immediate effects and some that radiate out for decades to come.
Donella H. Meadows • Thinking in Systems: International Bestseller
Don’t, as Kenneth Boulding once said, go to great trouble to optimize something that never should be done at all.
Donella H. Meadows • Thinking in Systems: International Bestseller
If you want to understand the deepest malfunctions of systems, pay attention to the rules and to who has power over them.
Donella H. Meadows • Thinking in Systems: International Bestseller
Look for leverage points around birth rates, interest rates, erosion rates, “success to the successful” loops, any place where the more you have of something, the more you have the possibility of having more.
Donella H. Meadows • Thinking in Systems: International Bestseller
Any system, biological, economic, or social, that gets so encrusted that it cannot self-evolve, a system that systematically scorns experimentation and wipes out the raw material of innovation, is doomed over the long term on this highly variable planet.
Donella H. Meadows • Thinking in Systems: International Bestseller
Paradigms are the sources of systems. From them, from shared social agreements about the nature of reality, come system goals and information flows, feedbacks, stocks, flows, and everything else about systems.