I'll agonize over sentences. Mostly because you're trying to create specific effects with sentences, and because there are a number of different voices in the book.

Bod was obedient but curious.

Books were safer than other people anyway.

It's like the people who believe they'll be happy if they go and live somewhere else, but who learn it doesn't work that way. Wherever you go, you take yourself with you. If you see what I mean.

is not a big, solid, serious book.

Someone killed my Mother and my Father and my Sister?"
"Yes, someone did."
"A Man?"
"A Man."
"Which means," said Bod, "you're asking the wrong question."
Silas raised an eyebrow. "How so?"
"Well," said Bod. "If I go outside in the world, the question isn't who will keep me safe from him?"
"No?"
"No. It's who will keep him safe from me?