But he expressed less certainty about whether and when the Iraqi leader might use the same weapons against American troops.

He also expressed certainty in victory and described meeting with people who had been injured in the violence.

Political analysts were no longer expressing such certainty.

Father Aristide's supporters who are now on the run also express certainty that Washington did it.

He expressed certainty that "the results are going to be what they are."

He has repeatedly expressed certainty of your innocence.

Nobody has expressed certainty, though, just how long the kindness of strangers will last.

Others have expressed less certainty about whether the school can open in the fall.

Sotheby's, which also expressed certainty that the painting was by Velazquez, estimated it would sell for $9.5 million.

As I said before, in historically uncertain times, only the foolhardy would express certainty with any confidence.