"Life is everywhere. Intelligence is everywhere. Why do we consider we are worth talking to? Do we consider the worms and grubs that feed in a pile of waste by a roadside to be worth communicating with? Do we send diplomatic expeditions to establish communications with krill? Alien intelligence will be so far beyond us as to be incomprehensible. It hurts our sense of self-importance to think this, but in the same way the worms in the garden or the fleas on our cats aren't aware of us and our great hopes and endeavours, nor are we even remotely aware of the dizzying intelligences which are probably all around us. Where are they? Wrong question. Better, ask how much more we have to evolve and develop before we can begin to detect them. We've not even been intelligent a million years yet. There's a long way to go..."