Footprints in the sand provide the illusion of permanence. Yet the tide always washes them away - as though they never existed at all.
Gravestones mark the burial ground of those who were. And in the centuries to come, what will they mean? Who will remember or mourn the passing of so many?
We are like impressions in the sand, and no matter what our contribution, the world will forget us once we are washed away.