It was a direct threat just like in the old time Westerns when the crooked dealer thought his gun was faster than the guy who he was bluffing.
To me it means that if Cantor does not call his bluff he becomes owned by Obama.
Cantor has no choice, Call his bluff or go hide in a corner somewhere shaking and scared to death.
That makes no sense. Why would you leave negotiations by stating that your opponents must disagree with you ? That is by far the worse negotiation tactics possible. Face it. Obama has the wisdom of a child. Some of us were better poker players then Obama when we were 10 years old.