When should you stop applying Hanlon's Razor?
When the same party shows a repeated pattern and has been informed of the impact. At that point, the explanation shifts from ignorance to willful neglect.
Mental Models
Never attribute to malice that which is adequately explained by ignorance, error, or misaligned incentives.
Hanlon's Razor reduces unnecessary conflict by defaulting to charitable interpretations before assuming hostile intent.
Could this result be explained by a mistake, misunderstanding, or poor process rather than bad intent?
A partner team ships a change that breaks your integration. Before escalating as sabotage, check if they simply lacked visibility into your dependency — a process gap, not a political move.
When the same party shows a repeated pattern and has been informed of the impact. At that point, the explanation shifts from ignorance to willful neglect.
Occam's Razor prefers the simplest explanation overall. Hanlon's Razor specifically advises against the malice explanation when a simpler, innocent one fits.
Favor the simplest explanation that fits the facts.
Argue against the strongest version of an opposing view, not the weakest.
People optimize for what they are rewarded for, not what you intend.