The Colour of Magic (Discworld)
Series: Discworld (1)
Publisher: Roc
Published: May 7, 1985
ISBN-13: 9780451135773
First sentence: IN A DISTANT AND SECONDHAND SET OF DIMENSIONS, in an astral plane that was never meant to fly, the curling starmists waver and part ... See ... Great A'Tuin the turtle comes, swimming slowly through the interstellar gulf, hydrogen frost on his ponderous limbs, his huge and ancient shell pocked with meteor craters.