Xenocide
Orson Scott Card
Ender Sextet (3)
Heretics of Dune
Frank Herbert
2001: A Space Odyssey: 25th Anniversary Edition
Arthur C. Clarke
Space Odyssey (1)
Shadow puppets
The demon-haunted world: science as a candle in the dark
Carl Sagan
Beyond Good and Evil: Prelude to a Philosophy of the Future
Friedrich Wilhelm Nietzsche