> observing Earth would be seeing lots of war and destruction even though we're currently peacefully collaborating among mankind to discover and explore planets

> observing Earth would be seeing lots of war and destruction even though we're currently peacefully collaborating among mankind to discover and explore planets. If they were observing us today, they'd still see plenty of war and destruction. It just so happens that a fraction of the worlds population lives under "peaceful" conditions. That's not universally true.