Quotation from: The Adventures of Sherlock Holmes

Written by: Sir Arthur Conan Doyle

"Yes. It was the bisulphate of baryta."

"No, no, the mystery!" I cried.

"Oh, that! I thought of the salt that I have been working upon.
There was never any mystery in the matter, though, as I said
yesterday, some of the details are of interest. The only drawback
is that there is no law, I fear, that can touch the scoundrel."