The song has been invoked to recommend comparison or classification as a method of thinking about a situation or problem. This has been used in public communications, automobile repair, philosophy, healthcare, and anti-terrorism planning.
The song is sometimes used as a cultural reference to suggest that someone is trying to be different. One actor reports that it was sometimes sung on movie sets, to signal that someone was out of place. It has been quoted in rulings issued by American judges. It has also been used to suggest that something has been judged inferior or improper, such as a poor decision in government,
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