[He accepts the glass, noting how the other man noticed his lack of answer. He'll figure it out soon enough, his gloved fingers curling around the glass. At the mention of the scar, he gestures to it with a free hand]

Oh this? Ah, a would be from a run in with someone trying to silence me.

[Sherlock wasn't lying, he had been nosing around about one of the Honorable Lord's homes for wayward children and got a knife to the face for the trouble]

I tried my hand at journalism, unfortunately my stories were not the sort they want to publish.