"He doesn't say. He just says he's a man he met in London."
"H'm!"
"And what does, 'H'm!' mean?" demanded Lady Julia.
"A man can pick up strange people in London," said Sir Thomas, judicially.
"Nonsense!"
"Just as you say, my dear."
Lady Julia rose.
"As for what you suggest about the detective, it is of course absolutely absurd."
"Quite so, my dear."
"You mustn't think of it."