We fled to the stars before Earth let out its last breath and drifted between galaxies for four hundred years, listening to the heartbeats of our ships. Fiction would have you think that such an enterprise would turn the species feral, but the truth is kinder. Humanity lost its fear of itself, shed its hate like a mouthful of rust. When you have nothing but each other, you learn to love your neighbour. You do that or you die.