>>16
Yeah, that comment was ripe for ridicule.
Here's a good starting point. I'm only listing novels, though.
Douglas Adams - The Hitchhiker's Guide to the Galaxy (series)
Isaac Asimov - Foundation (series)
Isaac Asimov - The Gods Themselves
Ray Bradbury - Fahrenheit 451
Arthur C. Clarke - 2001: A Space Odyssey
Arthur C. Clarke - The Fountains of Paradise
Arthur C. Clarke - Rendezvous with Rama (avoid the sequels)
Philip K. Dick - Do Androids Dream of Electric Sheep?
Philip K. Dick - Flow My Tears, the Policeman Said
Philip K. Dick - A Scanner Darkly
Philip K. Dick - Time out of Joint
Joe Haldeman - The Forever War
Robert Heinlein - The Moon is a Harsh Mistress
Cyril M. Kornbluth - Not This August (AKA Christmas Eve)
Ursula K. Le Guin - The Dispossessed
Ursula K. Le Guin - The Left Hand of Darkness
Walter M. Miller Jr. - A Canticle for Leibowitz
Larry Niven - Ringworld (the sequels get progressively worse, though I liked Engineers)
Frederik Pohl and Cyril M. Kornbluth - The Space Merchants
Carl Sagan - Contact
Roger Zelazny - Lord of Light