“It was the oldest, most primal fear of humankind, inculcated by eons of brutal lessons which, titrated down into their purest form, became age’s invariable advice to youth: beware the things and places you do not know.Because out there, beyond the flickering ring of the tribal fire, on the unlit streets of concrete cities, in the unending depths of space—there lay an unquantifiable, unbounded potential for death.”