What at the moment seems inconceivable is that, putting the conference season rhetoric to one side, either side will allow themselves to be boxed into a confrontation.

BBC: By Nick Assinder

What has made war inconceivable between Paris and Berlin today is that Germany is now firmly democratic.

FORBES: Fact and Comment

On the other hand, we are -- have been and continue to be heartened by the fact that leaders of both parties in Congress are saying what we are saying, which is that it is inconceivable and it will not happen that the United States will default for the first time in its history.

WHITEHOUSE: Press Briefing