But this thirst for self-validation also manifests in overconfidence, with many experiments showing that Weird participants are likely to overestimate their abilities.
Overconfidence threatens to slow the fall in house prices, making it even harder to sell the 700,000 new homes left by the housing bubble that pitched Spain into recession.
Hyman Minsky, an economist who grew up during the Great Depression, had a theory that financial stability would breed overconfidence, sowing the seeds of future instability.
You could argue that it was overconfidence and complacency that cost them their opening game against Saudi Arabia which should have been their easiest opposition in the entire tournament.