Related:

• It is a mistake to allow any mechanical object to realize you are in a hurry.
  -- Murphy's Thirty-First Law...
• Thirty white horses on a red hill, First they champ, Then they stamp, Then they stand still.
  -- Tolkie...
• Thirty days hath November, April, June, and September, February hath twenty-eight alone, And all the rest have thirty-one.
  -- Richard Grafton, 1562 [Trenta di' conta Novembre, con April, Giugno e Settembre....
• November: The eleventh twelfth of a weariness.
• For the first time we have a weapon that nobody has used for thirty years.
  This gives me great hope for the human race. -- Harlan Elliso...
• Beware of Bigfoot!
• Beware of dog.