You are bound to leave something to the intelligence of your correspondent.

The purport is perfectly clear.

Some deviltry is intended against one Douglas, whoever he may be, residing as stated, a rich country gentleman.

He is sure--'confidence' was as near as he could get to 'confident'-- that it is pressing.

There is our result--and a very workmanlike little bit of analysis it was!" Holmes had the impersonal joy of the true artist in his better work, even as he mourned darkly when it fell below the high level to which he aspired.