That is not what I'm saying. I'm not saying that he should tone it down.
Look if you were 6'9" and at least 6-7 inches taller, and much bigger than everyone else on the ice, with his speed, do you honestly think that you need to use your arm like that?
The question is this. Does he really need to use his arm when delivering a check like that? He's huge, and skilled, and fast. He is already blessed with a freakish combination of size, speed, and skill. Using your arm in that case is not necessary in general, and specifically on that play