A tear falls on the back of her hand. Lacrimal fluid, composed of intricate patterns of crystallized salt invisible to the eye. This drop, water from her own body, containing a trace of her DNA, was a snowflake once upon a time or a wisp of steam, perhaps here or many kilometers away, repeatedly mutating from liquid to solid to vapor and back again, yet retaining its molecular essence. It remained hidden under the fossil-filled earth for tens if not thousands of years, climbed up to the skies and returned to earth in mist, fog, monsoon or hailstorm, perpetually displaced and relocated. Water
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