“Yes; for instance the amount spent on coffee and sugar is too large.”

“How do you know?”

“I saw it in your account book.”

“Indeed! You poked your nose into my books?”

“Poked my nose into your books? No, but I took it upon me to check your....”

“What business was it of yours?”

“And I found that you keep books without having the slightest knowledge of denominate quantities or decimal fractions.”

“What? You think I don’t know?”

“No, you don’t! And therefore the foundations of the establishment are shaky. Your book-keeping is all humbug, old girl!”

“My book-keeping concerns no one but myself.”