That's a much more optimistic response than he was expecting, but he's glad to see that he's alright. He'll let Oak brush away some of the glass before he moves to pull a few of the larger pieces carefully out of his hair, wincing.

"I'm fine! Though...you must do some dangerous research, in that case."

And incidentally, Izuku has been in the library by now, so those sketches and notes are immediately of interest to him. He won't point it out yet though, curious to see what he'll have to say about his research on his own, first.