"I won't argue with you any more, Susan," she said. "I suppose you _think_ you are doing right, and if you do, of course I can't expect you to act in any other way. If you knew everything that is in my heart, I am quite sure you would help me; but as you don't, I must think of something else. You know Mr. Rivers, don't you--the gentleman who dined at Philippa Terrace two nights ago?"