[ Steve finds that Natasha's answer doesn't surprise him that much. Feeling responsible for what Thanos did, losing Peter and then almost dying out in the vacuum of space, that would screw with anyone's head.

Of course it was a common goal that brought them back together. That's what had happened here, too. ]

Well, I guess he did always threaten to retire. Figures that losing half the universe would be the final straw.

[ He keeps his gaze on Natasha, studying her features with a close eye. ]

You didn't ever throw in the towel, though, it sounds like.