What metaphors are used in The Book Thief by Markus Zusak?

I can give you a few. I'll include the chapters because page numbers are often different between issues.

Liesel observed the strangeness of her foster father's eyes. They were made of kindness, and silver. (Chapter 6)

Beneath her shirt, a book was eating her up. (Chapter 21)

For me, the sky was the color of Jews (chapter 52)