"look here, my dear sir," he began, addressing ptitsin in a very loud tone of voice; "if you have really made up your mind to sacrifice an old man your father too or at all events father of your wife an old man who has served his emperor to a wretched little atheist like this, all i can say is, sir, my foot shall cease to tread your floors. make your choice, sir; make your choice quickly, if you please! me or this screw!