Oh, that. "Lifelong" commitment was the initial plan, you know.

[you know, because he had convinced himself he was going to die. so he has a dark little chuckle about that]

[but more seriously:]

Well. I don't really see myself getting this manner of attachment to anyone else, and I have little interest in going where you aren't... but that would be rather against the philosophy we've chosen, wouldn't it? A restriction of freedom.