Lord Cantlemere was very angry. Some of the ancient fires flickered up into his sallow cheeks.

“You take a great liberty, Mr. Holmes. In fifty years of official life I cannot recall such a case. I am a busy man, sir, engaged upon important affairs, and I have no time or taste for foolish jokes. I may tell you frankly, sir, that I have never been a believer in your powers, and that I have always been of the opinion that the matter was far safer in the hands of the regular police force. Your conduct confirms all my conclusions. I have the honour, sir, to wish you good evening.”

Holmes had swiftly changed his position and was between the peer and the door.

“One moment, sir,” said he. “To actually go off with the Mazarin stone would be a more serious offence than to be found in temporary possession of it.”

“Sir, this is intolerable! Let me pass.”