For an instant, something almost like humor entered her voice.

Data asked, feeling an edge of anger entering his voice.

"You may go," Michael said, letting nothing of what he was feeling enter his voice.

A note of wonder and horror had entered the child's voice.

The slightest edge of concern had entered her voice now.

She continued, speaking into the phone, heat entering her voice.

She could not stop a touch of heat entering her voice.

And this time he let the contempt enter his voice.

The pleasant face remained, but an edge entered her voice.

Do they hear the guarded note that has entered his voice?