Ars Technica: Its often said that teenagers feel invincible. Even if they were to get hurt, a little medical treatment would quickly have them feeling right as rain. It only takes one significant injury to disabuse a person of that notion, one example that some part of their body will never quite be the same again. An injury can serve as a constant reminder that being a bit more careful would be prudent.
That, if you haven't guessed, is a metaphor for our approach to climate change. We're acting a bit like...