Most of the great triumphs and tragedies of history are caused not by people being fundamentally good or fundamentally bad, but by people being fundamentally people.
Evil always contains the seeds of its own destruction. No matter how well-planned, how foolproof an evil plan, no matter how apparently successful it may seem upon the way, in the end it will founder on the rocks of iniquity and vanish.
There aren’t any right people. There’s just God, moving in mysterious ways and not talking to any of us![Aziraphale: I’m quite sure if I can just reach the right people, then I can get all this sorted out.]
Sometimes, despite everything, peace breaks out. People get tired of fighting, and pain, and death, and are willing to start all over again.
So the humans beat me to it. That’s not my fault.[Aziraphale: You told them you invented the Spanish Inquisition and started the Second World War.]