The one certainty seems to be that both sides cared more than they let on.
For the moment, though, the only certainty seems to be uncertainty.
In today's unsettled market, that certainty seems to have counted for a lot.
The certainty in Zouga's tone seemed to reassure him.
Their certainty seemed to take George by surprise.
His former certainty of death now seemed to him ridiculous.
Then the certainty seemed to explode in his mind.
The old certainties seem to be changing - watch out, maybe you don't need to be just stupid any more!
In assessing American and allied options, there seems only one certainty.
But Wallach's certainty of his own goodness seems to have carried him through.