Count Sylvius threw up his eyes to the ceiling. “And you talk about bluff!” said he.

Holmes looked at him thoughtfully like a master chess-player who meditates his crowning move. Then he threw open the table drawer and drew out a squat notebook.

“Do you know what I keep in this book?”

“No, sir, I do not!”

“You!”

“Me!”

“Yes, sir, you ! You are all here⁠—every action of your vile and dangerous life.”

“Damn you, Holmes!” cried the Count with blazing eyes. “There are limits to my patience!”