I'm just not one of those people who thought having biological children was that important, to me it was more about wanting to raise a child.
An Indian's dress of deer skins, which is wet a hundred times upon his back, dries soft; and his lodge also, which stands in the rains, and even through the severity of winter, is taken down as soft and as clean as when it was first put up.
It was not an asteroid or comet, because it would have killed everything.