Before the words "nerd" "geek" etc, what did they call this kind of person? Back in the 1920s or 30s?

The problem is not the problem, the problem is your attitude about the problem.
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"May future generations look back on our work and say that these were men and women who, in a moment of great crisis, stood up to their politicians, the opinion-makers, and the establishment, and saved their country." - Dr. Ron Paul
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Give a man a gun and he can rob a bank.
Give a man a bank and he can rob the world
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"And there is very grave danger that an announced need for increased security will be seized upon by those anxious to expand it's meaning to the very limits of official censorship and concealment." -JFK
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You can't start the next chapter of your life if you keep re-reading the last one.

In Memory of Tyrone Woods and Glen Doherty: American Heroes.