"That's right, Izuku operates with strategy and thought. You-" He pushes against Paul again, with less force this time as he (somewhat) minds Midoriya's attempt to ensure that no one gets injured. "You operate by trying to tease and bother and now it's backfired on you."

He's joking, mostly, though Paul has, once or twice, decided to hug him after training to share in the sweat soaked pride of a successful session much to Kaworu's chagrin. However, denying Paul a cheese cracker is a bit too cruel. So he takes one and offers it up. "Here. Since you do smell nice most of the time."