[Extraneous fibers? Mrs. Brisby picked up the edge of her tattered cloak to look for those fibers. She didn’t see anything… wait… that tiny little piece of wheat? He saw that?
Working the small fiber free she added. ]

You must be very observant, to notice a small thing like this.

[Her voice softens at his last sentence. ]

I’m sorry. You must have been pulled from your world also. Did you have to leave anyone behind?