the.com/obstinacy
the art of being wrong with the conviction usually reserved for being right.
rootFrom Latin obstinare, to stand stubbornly against.
brain trickDoubling down feels safer than admitting a mistake.
survival edgeRefusal to quit has won wars and patents.
hidden costSunk-cost fallacy is obstinacy wearing a tie.
flip sideOne person's pigheadedness is another's unbreakable principle.