"You can't be happy being miserable," Peter said, shaking his head a little. "You can get into a rut, I guess. Not know how to be anything but miserable. But I can't believe you'd want to be that way."
He shook his head.
"And I'm going to try. And maybe I can't. But...if I just tell myself that I can't, and give up...well, that's not any good either."