This was awkward. Akiyama was intelligent and well-educated; the books Daisuke was looking at made him dizzy trying to wonder why the disciplinarian had gone downmarket. He stood there thinking of any explanation he could think of, and made no move of any.

"Yes, a little," he said at last. "I have plenty of things to do here. I think you ought to at least have the general idea. People do vary a lot and it makes my job difficult - and probably yours, of course."