Those Who Can...

It’s an old and cliched phrase at this point, but I do still occasionally hear people say: Those who can’t do, teach.” Which is really a misquote from George Bernard Shaw’s Maxims For Revolutionists:

“He who can, does; he who cannot, teaches.”

Now, is there any truth to this? Perhaps for some people. Though I would bet that those who go into teaching purely out of disappointment of falling out of their chosen profession aren’t very good teachers, nor are they likely to be teachers for long.

And yet this idea persists. Why?

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