The Restaurant at the End of the Universe: Hitchhiker's Guide ...
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Life, the Universe and Everything
Hitchhiker's Guide to the Galaxy (3)
So Long, and Thanks for All the Fish
The Republic
Plato
Xenocide
Orson Scott Card
Ender Sextet (3)
Speaker for the Dead
Shadow puppets
Shadow of the Hegemon
Shadow of the Giant
Ender's Shadow
Ender's Game
Children of the Mind
Ender Sextet (4)