I sometimes wonder about that. My own time is so far removed from everyone else's that I sometimes doubt it's a different world entirely.

[Which then begged the question, which world was it the past of? Winter thumped her little axe again earnestly and then moved it to her other hand.]

That's ultimately what Ragnarok is about, how change affects the gods' minds. Not just an end, but another beginning. Renewal of man and the world and the gods too.