“Continual dropping wears away a stone.”
“After all, when a stone is dropped into a pond, the water continues quivering even after the stone has sunk to the bottom.”
“Time may smooth the stone, but time will never wear it away.”
“Remember that on any world the wind eventually wears away the stone, because the stone can only crumble; the wind can change.”
“i don't believe the world will end, but i believe stones will wear away. so i don't care what you place on my tombstone.”
“You may know that a cascade of water can wear away stone, but you can't predict what shape the rock will take at any given moment.”