Living with a disfigurement is not easy, especially when it's your face. When you were involved in a car crash, your air bags didn't deploy. You didn't think there would be any negative consequences, but what happened was that the bones in your face were shattered. Your face had to be rebuilt.
Negligence takes many forms, from a person who doesn't turn off a hot stove and forgets to tell others to those who drive while intoxicated. Negligence is a negative in every case, but many people get lucky since their actions don't end up affecting others. However, some people are negligent and find that their carelessness has serious consequences.