"No, thank you."
"Then you must let me walk with you."
"There's no necessity."
"I insist. London, at this time of night, isn't the place for a plain little girl like Mavis."
"Now you're talking sense."
"I wish I thought it," he remarked bitterly.
He paid the cabman and piloted Mavis through the fog to the other side of Regent Street; they then made for Piccadilly.
"Am I going right?" he asked.
"At present," she replied, to ask, after a moment or two, "Why are you so extravagant?"
"I'm not."