"No."
"Must I threaten you?"
Sally elevated supercilious eyebrows. "If you like."
"I have a way to force you to obey me."
"Oh?" There was an accent in this innocent syllable cunningly calculated to madden.
"Very well. If you will have it. Do you recall a certain letter of introduction?"
"Why--no."
"That you brought me from Mrs. Cornwallis English."
"What do you mean?"
"Don't be stupid. You surely are not prepared to deny that you came to me last Wednesday, looking for work, with what purported to be a letter of recommendation from Mrs. English."