Some it reflects two things, one, the idiom - those that can do, and those that can’t teach, and two - that Republicans are more often the doers and Dims more often the teachers/eggheads/explainers/intellectuals/lawyers/writers/media folks.
IOW, in the Zombie Apocalypse, of the upcoming election, Republicans are more likely to survive that democrats because they actually know some survival skills.
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