A more violent LiskovSubstitution for a "reality check".

What occurs when your beautiful Theory is driving along steadily at 60 miles per hour and is suddenly confronted with the unmoving wall called Reality.

See BigDesignOutBack, QuotesOnTheoryVsPractice.

(from "Smackdown". AmericanAnticulturalAssumption - see http://smackdown.wwe.com/results/010203/results.html. Something to do with what is laughingly called "professional wrestling" - forgive me if I've offended any aficionados out there. -- TomRossen)