"No more talking," she said. "Talking’s done. If you love me, then love me." And for the last time, Roland did."
The Dark Tower: Wizard and Glass, p. 587; Stephen King.
"'Willpower and dedication are good words,' Roland remarked. 'There's a bad one, though, that means the same thing. That one is obsession.'"
Wizard and Glass (Book 4, Dark Tower Series), Stephen King (via teracity)