“I'm sure I'm not Ada for her hair goes in such long ringlets, and mine does'nt go in ringlets at all; and I'm sure I'm not Mabel, for I know all sorts of things, and she's she and I'm I, and-oh dear, how puzzling it all is! i'll try if I know all the things I used to know. Let me see: four times five is tweleve, and four times six is thirteen, and four times seven is-oh dear! I shall never get to tewnty at that rate! However, the Multiplication- Table doesn't signify: let's try geography. London is the capital of Paris, and Paris is the capital of Rome, and Rome-no, that's all wrong, I'm certain! I must have been changed for Mabel!”