The third failure was ego. Arrogance can severely degrade one’s self-efficacy—the ability produce results; to perform—if improperly managed, as it prevents oneself from seeing the bigger picture—any picture—and therefore precludes learning from others. Overconfident and arrogant individuals see one thing as central to all decision-making: themselves. Lisa made the decision to forego a security search of the source because she feared insulting him and possibly losing her big opportunity to shine. She placed individual self-interest above that of the team, and her overinflated ego was only
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