Original sentence: In the book, the Pequeninos and Formics are both considered varelse at various points in the series.Some more examples of varelse are the alien characters of the Alien and Predator series.Varelse are strangers from another species who are not capable of communication and peaceful coexistence with humanity
Edited sentence: Thus the right of communities to defend themselves against those who appear to have both the capability and the desire to exterminate them must remain -- the right, in short, to decide that, as best you can determine, another community is varelse.Thus the tragic misunderstandings of the "Bugger Wars" in Ender's Game and between other aliens and humans in the later books in the series.Varelse by definition is someone so alien and dangerous that you can't know them and can't reach an understanding with them; but that inability to know them makes it quite possible that they are potentially raman after all, but you have no way of discovering it.What if those aliens are led by a Hitler and they simple will not express their "better nature" until it's too late for you.Yet for the survival of your own people, you can't just assume that currently unknowable aliens mean well after all