[With Thor between them, Steve looks away for second and pushes down something that feels an awful lot like regret. He's on edge--Everyone's probably on edge. But he didn't need to lose his composure like that.]
[Clears his throat.] No, we don't give up. [Reaches out to pat Thor's arm.] Thanks. I think we're good now. [And then he steps to the side so his view isn't blocked anymore.]
There are a lot of people out there willing to help. Some have been here from the start.