That's what we should do, Hazel Grace: We should team up and be this disabled vigilante duo roaring through the world, righting wrongs, defending the weak, protecting the endangered.

As a child I was an inveterate liar. As opposed to now, I am a Novelist.

But it is the nature of stars to cross, and never was Shakespeare more wrong than when he has Cassius note, ‘The fault, dear Brutus, is not in our stars / But in ourselves.

But that part of us greater than the sum of our parts cannot begin and cannot end, and so it cannot fail

I'm sorry," she says. I wheel around. "You know, you're a total know-it-all. And it's incredibly rude sometimes; I mean, you're not perfect either, and you act like it's my fault but it's not my fault for being quiet or your fault for being a know-it-all. It's not your problem or my problem; it's their problem. They're the demented ones, not us, so don't take it out on me, because the only thing that holds things together for me is having someone else on the Not Demented Team.

Throughout the book, she refers to herself as "the side effect," which is just totally correct. Cancer kids are essentially side effects of the relentless mutation that made the diversity of life on earth possible.

Nothing (at least that can be done by humans) immortalizes anyone. The Fault in Our Stars will hopefully have a long and wonderful life, but it will eventually go out of print, and eventually the last person ever to read it will die, and then the characters will no longer live in any consciousness.Also, that is okay. That is good, actually. That is how it should be. One of the things the characters in this novel have to grapple with is the reality of temporaryness. What Gus in particular must reconcile himself to is that being temporary does not mean being unimportant or meaningless.