1. And then, after walking all day through a golden haze od humid warmth that gathered about him like fine wet fleece, Valentine came to a great ridge of outcropping white stone overlooking the city of Pidruid.
As guessed, Lord Valentine's Castle by Robert Silverberg.
2. As I left the Kenya beanstalk capsule he was right on my heels.
Everyone knew this was Robert Heinlein's Friday.
3. "You are a crook, James Bolivar diGriz," Inskipp said, making animal noises deep in his throat while shaking the sheaf of papers in my direction.
The Stainless Steel Rat Saves the World by Harry Harrison.
4. The day my uncle Camlach came home, I was just six years old.
The Crystal Cave, by Mary Stewart. Probably the single-most significant book in shaping my Arthur-thoughts.
5. In the autumn season of the wine, word went forth from among the cypresses and olives and laden vines of his country estate that Sandre, Duke of Astibar, once ruler of that city and its provence, had drawn the last bitter breath of his exile and age and died.
No one knew this was Tigana by Guy Gavriel Kay. This one was good. I don't reccommend his latest book.
6. "Draw, tenderfoot, or I'll plug you where you stand!"
Piers Anthony, Killobyte. A book about being trapped in VR.
7. Griffin Moss: It's good to get in touch with you at last.
A truly amazing little book. Griffin and Sabine by Nick Bantock. Well worth your time.
8. "And I say you will!" bellowed the burly sheepfarmer, Dorthan Kanasson.
Sheepfarmer's Daughter by Elizabeth Moon. It does, by the way, leave the sheep behind rather quickly.
9. Even in high summer, Tintagel was a haunted place; Igraine, Lady of Duke Gorlois, looke dout over the sea from the headland.
Another easy one. Marion Zimmer Bradley's The Mists of Avalon.
10. I am afraid.
I really didn't expect anyone to get this one, but speedyscribbler recognized Barrayar by Lois McMaster Bujold.