Death and Existence (Reflection)

Imagine all the countless people before us, billions upon billion of people who have already died. I wonder how each of them lived their lives. Who were they? What were their stories? Will their experiences, like ours, be forever lost, destined to merely fade away into nothingness, to wander this vast expanse of space and time like grains of sand tumbling idly across the billowing dunes of the Sahara?