I think it was just a bad joke. Not very presidential thing to do. But nothing in the scale of the campaign.

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"To take from one, because it is thought his own industry and that of his father has acquired too much, in order to spare to others who (or whose fathers) have not exercised equal industry and skill, is to violate arbitrarily the first principle of association, "to guarantee to everyone a free exercise of his industry and the fruits acquired by it."

-Thomas Jefferson