`Well!' thought Alice to herself, `after such a fall as this, I
shall think nothing of tumbling down stairs! How brave they'll
all think me at home! Why, I wouldn't say anything about it,
even if I fell off the top of the house!' (Which was very likely
Down, down, down. Would the fall NEVER come to an end! `I
wonder how many miles I've fallen by this time?' she said aloud.
`I must be getting somewhere near the centre of the earth. Let
me see: that would be four thousand miles down, I think--' (for,