"Perhaps not," said Daniel, his tone courteous to a fault.

She was speaking now to the restaurant attendant in a clear, courteous, but completely autocratic tone.

"Very well," he said in a most courteous tone.

The courteous tone of a trained servant, this time a man.

"Welcome," he said, in a somewhat more courteous tone than before.

"We've been waiting for you, General," he said in a cold but courteous tone.

And I suggest you assume a more courteous tone when addressing your superior officer.

I encourage everyone to maintain a civil and courteous tone.

Jim stood up, feeling an odd urge to match the young man's courteous tone, even if there might be a trick behind it.

"I will escort the lady to her chamber myself," said the old man in courteous tones.