This innate immune response is specific to the lung, and was probably designed to minimize collateral damage to lung tissue caused by unchecked inflammation.

All animals exhibit innate behaviors in response to specific sensory stimuli that are likely to result from the activation of developmentally programmed circuits.

Wars breed unfairness, just as they breed collateral damage.

We certainly don't want to do collateral damage. The mission was to take out the bridge. He realized when it had happened that he had not hit the bridge, that what he hit was the train.

Are we going to make traffic better? Probably not. We are going to try to minimize the impact outside the midtown area, plus we're working on an existing street grid so there's lots of ways to get in and out.

Maxim 28:
If the price of collateral damage is high enough, you might be able to get paid for bringing ammunition home with you.

-The Seventy Maxims of Maximally Effective Mercenaries