My friend opened a small box which Lestrade had produced. Inside lay a beautiful silver cigarette case monogrammed with Holmes's initials, underneath which ran the words, "With the Respects of Scotland Yard, November 1888."Sherlock Holmes sat with his lips parted, but no sound emerged."Thank you," he managed at length.

No, the events which I am about to describe were simply too monstrous, too shocking to appear in print. They still are. It is no exaggeration to suggest that they would tear apart the entire fabric of society and, particularly at a time of war, this is something I cannot risk.