[ Steve just plain looks tired. He went so long with being able to out run it all, but with Bucky's arrival.. he can't out run it anymore. ] No. You woulda died. They think... it was the serum that allowed me to survive. I couldn't.. I couldn't stand it, knowing I got to survive and you... [ Froze to death. Fell off a train. Any way Steve looks at it, Bucky follows him, Bucky dies.

It makes him sick. ] You don't have to follow me, anymore.