"I'm afraid I can't say whether I like science fiction or not-" Zelda allowed herself a quick, obvious glance around the train, then continued, "-given my only context for much of it is our present circumstances."

She's learned to recognize it a little from the books on selection in the library, but a lot of the more technical aspects she's ended up reducing to all right, did I see something like this on one of our missions?

"But textbooks? What of, if I may ask?"