"I can't."

That's all it boils down to.

Talking about it means thinking about it, and in the grand scheme of things it hasn't been all that long since he was there.

He'd give Sam a pleading look, but his face is like stone.

He couldn't move a muscle even if he broke every strand of his heart trying.

And it ain't like he's got a lot of that left, these days.

"Now get out of my way."

Please.