A little stronger? John liked the sound of that. He needed a strong drink. Since arriving on the station, his memories had been muddy. His dreams had turned to nightmares, waking him in cold sweats. He spent time exploring to try and take his mind off things. To keep himself focused on something and the mystery of the station was enough to keep him somewhat occupied.
John could see what Bucky was doing. It was something he did a lot. Feign his emotional state, especially if those true emotions made him vulnerable. John's personal way of doing things was to use sarcasm and humour as a deflector. Sometimes even cruelty in order to keep someone at a distance. Maybe this Bucky had lost his husband? John knew what it was like to lose a loved one. And he loved so rarely.
"A sandwich would be fantastic mate. Maybe you should think about eating something yourself though" he offered. "You needing a hand with this place?" he offered. It wasn't like John to go offering help with mundane things. Something about this felt different though. And he could recognise another person struggling. And besides, maybe he could learn more about the station and the people there.