"Why? Why don't you want anything? Why do you just help us and expect nothing?"

Eponine looked past Mona to stare at Alex, as if she was trying to weigh him up.

"You are like Monsieur Marius. He just gives food and expects nothing. I don't understand that."

She wasn't sure what a lung was either, but bursting it obviously wasn't a good idea. And judging from Mona's look, Eponine was going to.
"Will it kill me, Sir? If my rib rips it? There is no blood; it might not be broken, just sore. I can breathe. I am not going to die from this. It will be quicker than this. Won't it?"