If there is far superior intelligent life out there watching us then I hope they will intervene before we do something that would send the world into an apocalyptic state.
"A substance--that which is called a substance most strictly, primarily, and most of all--is that which is neither said of a subject on or in a subject, e.g. the individual man or the individual horse." -- Aristotle. Categories.
I think other alien life are about the same or less than us technology wise so that's the reason we can't get a hold of each other because we are galaxies apart.