Det har med bookswapping ar fantastiskt.

'Would you tell me, please, which way I ought to go from here?'
'That depends a good deal on where you want to get to,' said the Cat.
'I don't much care where -' said Alice.
'Then it doesn't matter which way you go,' said the Cat.
'- so long as I get somewhere,' Alice added as explanation.
'Oh, you're sure to do that,' said the Cat, 'if you only walk long enough.'