You can make your inquiries at the station from which he departed.

Your appearance here at such an untimely hour, and your barely veiled accusations, remind me of the fable of the bull in the china shop.

If you think that we have locked your brother up here, pray search the house.

If you think," she added, with curling lip, "that we have murdered him, pray bring down an army of detectives, invest the place, and pursue your investigations in whatever direction you like.
But before you leave, I should advise you, if you wish to preserve your reputation as a person of breeding, to apologize to Mr.De la Borne for your extraordinary behaviour here to-night, and the extraordinary things at which you have hinted." The Duke smiled pleasantly.
"Madam," he said, "I came here to-night not knowing that you were amongst the difficulties which I should have to deal with.

I wish to speak to Mr.De la Borne.