He hates that her nose is bleeding. Hates that this thing she can do, as impressive and powerful as it is, can hurt her even in some small way. Trying not to let this show, Hopper pulls a tissue from his pocket and crosses to where Eleven is standing.

"Damn, kid," he says with a bit of a grin, offering her the tissue.

If she can do that without too much effort, even with other things Hopper has seen her do, he can't imagine how much more she has in her.