[The cotton pants don't have space for much, still he pats them to make sure that book hasn't suddenly materialized in them. It has not, it must be still in the forest.]

I barely paid any attention to it, I had other things to worry about.

[To pick up books from the ground isn't a personal hobby of his anyway. And even know he has something else to worry about.]

The store, how much does it charge for our things?

[Having to buy his Phoenix Cloth... Several years in a living hell to get it and now he had to go and buy it. It was so ridiculous it made him want to laugh at it.]