This is how the gang from "Big Bang Theory" solve disagreements:
1. Scissors cut Paper 2. Paper covers Rock 3. Rock crushes Lizard 4. Lizard poisons Spock 5. Spock smashes Scissors 6. Scissors decapitates Lizard 7. Lizard eats Paper 8. Paper disproves Spock 9. Spock vaporizes Rock 10. Rock crushes Scissors
I loved this so much, I immediately made the following design that's available on shirts, mugs and more at www.cafepress.com/hitsandhobbies