Which of Gibbs' rules from NCIS do you think is most important?

Leroy Jethro Gibbs' Rules poll options

Leroy Jethro Gibbs' Rules

NCIS (2003)

NCIS

• Rule 3: Don't believe what you're told
• Rule 9: Never go anywhere without a knife
• Rule 51: Sometimes you're wrong
• Rule 45: Clean up your own mess.