By the way, Mr. Holmes,’ said he, ‘did you know Le Brun, the French agent?’ “‘Yes,’ said I. “‘Do you know what befell him?’ “‘I heard that he was beaten by some Apaches in the Montmartre district and crippled for life.’ “‘Quite true, Mr. Holmes. By a curious coincidence he had been inquiring into my affairs only a week before. Don’t do it, Mr. Holmes; it’s not a lucky thing to do. Several have found that out. My last word to you is, go your own way and let me go mine. Good-bye!’