Stupid and Non Physical Self Harm

Yes, stupid is something we’ve all done. Who knows? We might even both be doing such a thing right now. But that’s if you think about Stupid in the short term. If you look at long term stupidity as in a person consistently making wrong general decisions in everyday life over a period of years then Stupid is no longer a simple thing. It morphs away from an action or a series of actions into an attitude, a behavior. So what is it about stupidity?