“But this was the first time someone he loved would be gone forever. He didn't like to think about the forever part. But when he did, which was often, the only place he wanted to be was home.”

“In a dog's world, only three states existed: "now," "in a while," and "forever." If someone left, he was gone "forever," and when he returned they rejoiced as much as if he were back from the dead precisely because he'd been gone "forever.”

“Would he really want us here...forever? Because forever was what I was thinking when I agreed to move. I never would have done it, if it wasn't about forever.”

“What are the chances you’d ever meet someone like that? he wondered. Someone you could love forever, someone who would forever love you back? And what did you do when that person was born half a world away? The math seemed impossible.”

“Angelina would have gone on loving Edwin forever and ever and ever if only Edwin had not grown so strange and different. Edwin would have adored Angelina through eternity if Angelina had only remained the same as when he first adored her.”

“But he had been in love once, that he knew. Once and only once, and a long time ago. And it had changed him forever. Perfect love did that to a person and this had been perfect.”