Related:

• Rule of Life #1 -- Never get separated from your luggage.
• Never use your thumb for a rule. You'll either hit it with a hammer or get a splinter in it.
  -- Uncle Ed's Rule of Thumb...
• Uncle Ed's Rule of Thumb: Never use your thumb for a rule.
  You'll either hit it with a hammer or get a splinter in it....
• Uncle Ed's Rule of Thumb: Never use your thumb for a rule.
  You'll either hit it with a hammmer or get a splinter in it....
• Are you on an ego trip? You forgot your luggage.