"The President follows four rules: knowingly lie; denigrate your enemies in cartoonish terms; flood the media with your bombast; and never, ever stop doing the first three things."
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With respect, this is nothing different from what the Republican Party and the Conservatives have been doing for the last 25 years.  It is only a matter of degree.
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You may wish to refer to Congressman Boehner's characterization of Senator Cruz, for example.