Quote of the day by Leon Festinger: 'A man with a conviction is a hard man to change. Tell him you disagree and he turns away. Show him facts or figures and he...' - American social psychologist explains the psychology of beliefs and why changing people's minds is tough

Leon Festinger quote explains why deeply held beliefs resist factual challenges. People often protect their convictions, which are tied to identity and emotions. New information is interpreted through existing beliefs, making objective evaluation difficult. Persuasion requires empathy and respect, not just confrontation with facts.