Walking in the woods, I see a field of pink phlox. A giant swallowtail butterfly pumps her wings beside a stream. As I swat mosquitos, signs along the path encourage me to consider this landscape in geological time, its current form molded by the glacier sheet that retreated some 12,000 years ago.

Time to contemplate time: 12,000 years, a moment to our 4.5-billion-year-old planet, yet an unfathomable ocean compared to my few droplets of decades.
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