Perhaps in the worlds we know, but here it seems they’ve managed to sustain it for some time.

[Thor considers. He’s been here a year and, sans some very mild outbursts from the occasional rogue scientist and some very displeased beasts in the jungles, he’s lived a very serene life here.

But what lead to it? That’s what keeps him up at night.]

You can be very happy here, if you let yourself. If you can forget what’s happening back home.

[Which is to say, they probably can’t really be happy here.]