“You don’t know,” said Sissy, half crying, “what a stupid girl I am. All through school hours I make mistakes. Mr. and Mrs. M’Choakumchild call me up, over and over again, regularly to make mistakes. I can’t help them. They seem to come natural to me.”

“ Mr. and Mrs. M’Choakumchild never make any mistakes themselves, I suppose, Sissy?”

“O no!” she eagerly returned. “They know everything.”

“Tell me some of your mistakes.”