When might it be ok to brek a rule

The most I scared is breaking a rule but sometimes you might be ok to break a rule.People can break the rule when something is emrgency.There is some example:If you have detention about not going outside the school but you did for helping the old people so you can break that rule.If you go to late for the class becaus e you have to help your friend picked up something and you can break the rule.Or if you got detention in the room but you saw tsunami or something danger and emergency you can go outside to tell your family so that you be ok to break a rule.This is all the example that you can break a rule