Beyond that, nobody knows, and any journalist speaking authoritatively about the matter is a liar.

They should also be able to speak authoritatively on behalf of the business.

Emily had never heard George speak so authoritatively before; she found it quite disconcerting.

As the only engineer present, he was seated behind the wheel and speaking authoritatively to the crowd about him.

But while Steinberg spoke authoritatively, he is uncertain of his own future with the team for two major reasons.

To speak authoritatively on a subject about which one knows very little.

In the absence of son and daughter-in-law she spoke authoritatively for both.

He threw back his head, a conscious gesture, and spoke authoritatively.

And you get the feeling that maybe none of those people is speaking authoritatively.

But he can speak authoritatively about what it feels like in July 1990.