When we interact with complex systems, we need to expect the unexpected. Systems do not always function as anticipated. They are subject to variable conditions and can respond to inputs in nonlinear ways. A margin of safety is often necessary to ensure systems can handle stressors and unpredictable circumstances. This means there is a meaningful gap between what a system is capable of handling and what it is required to handle. A margin of safety is a buffer between safety and danger, order and chaos, success and failure. It ensures a system does not swing from one to the other too easily,
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