Complex systems—whether biological, mechanical, social, or institutional—remain stable only when their responses scale appropriately to the problems they face. Proportionality is what allows a system to distinguish between small disturbances and serious threats. Without it, the system loses its ability to regulate itself.
In systems theory, feedback loops are essential. They allow a system to adjust, correct errors, and return to equilibrium. When responses are proportional, feedback dampens instability. When responses are excessive, feedback amplifies disruption. Overreaction turns minor inputs into major disturbances, pushing the system further from stability instead of restoring it.
This is how escalation begins. An overpowered response doesn’t resolve the original issue—it creates new ones. Those new problems then demand even stronger responses, producing a runaway failure mode. At that point, the system is no longer solving problems; it is reacting to its own reactions. Control is replaced by momentum.
Hierarchy and scale matter here. Healthy systems prioritize. They reserve the strongest responses for the most serious threats. When proportionality is removed, hierarchy collapses. Every problem is treated as an emergency, and emergencies lose meaning. The system can no longer tell the difference between noise and danger.
This is why proportionality is not just a moral principle—it’s a structural one. Systems that cannot scale their responses eventually collapse, fragment, or turn violent. Not because they are evil, but because they are unstable. Even if you remove ethics entirely from the discussion, the conclusion is the same: systems that overreact cannot survive.