And, I guess, the world would go on if our pets were to disappear, or our loved ones were to disappear. That doesn't make either a good thing.
I really don't get the anti-your-own-species view. Certainly there are evil human beings. There are also good ones. Those that, in the extreme, see our species as loathsome are, IMHO, expressing a slightly broader view of their own self-loathing.
Well, to us, it wouldn't be a feel-good thing.