Related:

• You cannot determine beforehand which side of the bread to butter.
  -- The Law of the Perversity of Nature...
• Law of the Perversity of Nature: You cannot successfully determine beforehand which side of the bread to butter.
• The Law of the Perversity of Nature: You cannot determine beforehand which side of the bread to butter.
• You cannot successfully determine beforehand which side of the bread to butter.
  Perversity of Nature Law...
• Law of Selective Gravity: An object will fall so as to do the most damage.
  Jenning's Corollary: The chance of the bread falling with the buttered side down is directly proportional to the cost of the carpet....
• Law of Selective Gravity: An object will fall so as to do the most damage.
  Jenning's Corollary: The chance of the bread falling with the buttered side down is directly proportional to the cost of the carpet....
• Crittendon's 14th application of Murphy's First Law
  You cannot successfully determine beforehand which side of the bread to butter....