The point made in this column can be seen at any time there is a floor "debate" on CSPAN.
If a Republican says one thing, a Democrat stands up and says the exact opposite. Another Republican rises and repeats what the first one said, etc., etc., etc.
It is obvious to anyone watching that one side is lying. It shows how little they think of us when you realize that one side is saying "I know what I am saying is a lie, but you, the ignorant voter, are too stupid to realize that."