[Tony looks surprised by Bucky's answer. If he were more telling, maybe even a bit guilty, because he knows he has a habit of writing people off too quickly. He gets too impatient and too caught up in what he can do, and he forgets what everyone else can do and how important that is. He probably should have considered Bucky more closely before this.]

You're right. You've more than proven yourself, and they should listen to you. Next time they give you a hard time, I'll hit them for you.

[See? Totally bonding.]