The prologue of the first Wheel of Time book, The Eye of the World is one that has stuck with me, and had me absolutely hooked.

“Ten years, Betrayer,” Lews Therin said softly, the soft sound of steel being bared. “Ten years your foul master has wracked the world. And now this. I will. . . .”

“Ten years! You pitiful fool! This war has not lasted ten years, but since the beginning of time. You and I have fought a thousand battles with the turning of the Wheel, a thousand times a thousand, and we will fight until time dies and the Shadow is triumphant!”