The other me did. [Which... ha. Makes sense. If he were the other Sam, he'd have done the same.] I'm sure he knew he had to, if he would be able to protect you from him.

[He's quiet for a moment.]

... You might not be scared of him, but... I am.

I'm terrified of him.

[It makes sharing a body with him excruciating. But he'd brought it on himself, hadn't he? He said yes. He took the challenge. He lost it, miserably.]

I'm terrified... of him hurting people around me. So the less people around me to care about, the better. Do you understand? It's me being a little selfish — but it's for you guys, too.