[Part of the way he holds himself even over the network conveys his pride. He takes Tony's answer almost like a personal test, like this Tony is questioning his loyalty by suggesting he wouldn't leap into action at the mere mention of an Avenger in need, no matter how distant they were to him. It doesn't matter that it isn't true or that it isn't what Tony is saying at all. Steve treats it like a kind of challenge, and he pushes Tony because he wants to feel the push back, to know what the man is thinking.]

Well, you're in luck. There's a handful of us here and we're all capable of helping out. About that sleep you "usually" need? You can cash it in.