We think we're being logical, objective, and rational - and therefore accurate in our analysis, judgment, and decisions. So we think that if other people are logical, objective, and rational, they will agree with us and see what we see. But the opposite is the case. Every human brain is different. Everyone's life experience is different. Everyone's desires and knowledge are different. You might think you're being realistic ─ that is, that your ideas match reality, but that's impossible. It's only your interpretation of reality, which will always be different from someone else's. When two nations play each other in the World Cup, the fans of each country criticize the referees for missing all the infractions that the other team commits. Without fail, each fan base believes that the referees are biased against their team.