objectivism
A way of thinking that says being a total tool is a good thing. It was made by Ayn Rand, and her followers think they're the smartest people on the planet, even though they're not.
"I can do anything. I have special bullet-proof armor.", Your kid after he gets hit by a ball
"I don’t need anyone else to be happy.", Your gym buddy who thinks he’s the best
"I’m not wrong, I just have special powers.", Your coworker who refuses to admit he’s wrong