Nolan peered closely at Metcalfe's face and nodded fractionally.

He looked up as they entered, and nodded fractionally.

Now he nodded fractionally, but with a sudden sense of urgency.

The women on the palanquin nodded fractionally.

Andrea caught his glance and nodded fractionally: Mallory looked away.

"You're completely correct, of course," he conceded, nodding fractionally.

Spock looked thoughtful, nodded fractionally, and headed out for the lift and the transporters.

I nodded fractionally to thank him, and we took off, quickly getting out of there.

Katherine nodded fractionally, and the butler bowed and moved silently from the room, not looking at the younger man.

The magician nodded fractionally, and looked away.