Close-up of a garden sprinkler watering green grass in front of a modern residential building.
A golf course with sprinklers watering the grass. There are two black Rain Bird brand sprinkler heads, one with a vertical nozzle and the other lying on the grass. Trees and bushes are visible in the background.

Nature is the source of all true knowledge. She has her own logic, her own laws, she has no effect without cause nor invention without necessity

A sprinkler watering green grass in a park or yard, with buildings and trees in the background.
Sprinkler watering lush green grass

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