Most experts say it's flatly impossible.

It sounds incredible, but any other explanation is flatly impossible.

It is," he was saying, "flatly impossible!

It was flatly impossible, but those nine ships had Lach'heranu's entire squadron outnumbered by better than two-to-one.

Wars between worlds were flatly impossible.

To attempt to put this electronic genie back in the bottle was flatly impossible.

You tell me that miniaturization is flatly impossible - in which case, they can't miniaturize you whatever their intentions or desires.

The Enterprise, from the first, was flatly impossible, say judges; and it is certain, poor Rutowski's execution was not first-rate.

Which means Merlin hasn't told you it's flatly impossible, Lock Island thought.

That was a restraint the Republic's experience under the previous two regimes had made it flatly impossible for its citizens to believe in.