Seems like he was lucky to have you around. I'd go so far as to guess that he still is regardless of any change in circumstances--you seem a deeply caring friend, truly.

[The words came much easier now that the initial confession was in the air; his expression even gave way to the briefest trace of a smile at Bucky's description. They certainly sounded quite the pair.]

...I wanted so badly to go with him. I offered to stay at his side until the end, but...he asked me to see the dawn we were fighting to protect. And I would never go against his wishes even if it meant living when I would have chosen not to.