"No, it's very unusual and a little frightening," the doctor said, maintaining his unruffled tone of voice.

'The only mistake we made was to wait for four years before trying to sort out our lives,' Julius replied in an unruffled tone.

'Of course I can,' he said in an unruffled tone.

"I have known the detective department to welcome information," replied Palermo, in an unruffled tone.

"I explained it all at the beginning," the colonel replied in unruffled tones.

"Point," Hallowell acknowledged in unruffled tones, and they rolled apart and came back to their feet.

"Not bad," he replied in an unruffled tone.

Caldwell held up a restraining hand, but Schorn saved the situation by interrupting in his calm, unruffled tone.

"Not by dale way," Kosgro said for the third time, his tone quiet and unruffled.