When Alaska Governor Sarah Palin burst onto the national scene less than a year ago, she made a memorable impression with an animal-related witticism. In her speech accepting the vice-presidential nomination at the 2008 Republican National Convention, she asked, "You know what the difference is between a hockey mom and a pit bull?" The answer, of course, was "lipstick." Now, as Palin exits the political stage (at least for now), she has again used a metaphor drawn from the animal kingdom.
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