Related:

• The real world is a special case. -- Horngren's Observation (generalized)
• For economists, the real world is often a special case.
• It seemed the world was divided into good and bad people.
  The good ones slept better... while the bad ones seemed to enjoy the waking hours much more....
• Only wimps use tape backup: _real_ men just upload their important stuff on ftp, and let the rest of the world mirror it.
  -- Linus Torvald...
• Among economists, the real world is often a special case. -- Horngren's Observatio
• Horngren's Observation: Among economists, the real world is often a special case.