“The missing piece in his stomach hurt so much-and eventually he stopped thinking about the Theorem and wondered only how something that isn't there can hurt you.”

“I had to go to the school nurse yesterday because my stomach hurt...""You worry too much, Charlie Brown... No wonder your stomach hurts... You've got to stop all this silly worrying!""How do I stop?""That's your worry! Five cents, please!”

“When someone close to you dies, the memories and recollections of them are painful. It isn't until the fifth stage of grief that the memories of them stop hurting as much; when the recollections become positive. When you stop thinking about the person's death, and remember all of the wonderful things about their life.”

“I had to wonder - how many time can you hurt somebody before they stop caring?”

“You never know how much you need music until you don't have it. I missed it so much my heart hurt.”

“Is that love, do you think?" he asks, sounding genuinely curious. "Being crazy about someone no matter how much they hurt you?”