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THE UNIVERSE. 



with great yellow and blue eyes which gaze at us. But 

 when twilight arrives all these seem to have closed their 

 eyelids in order to slumber : the living aspect of the 



196. Sensitive Plant Asleep and Awake: Mimosa pudica (Linnaeus). 



meadow has vanished ; all appears inanimate ; its flowers 

 are sleeping. 



Men have sought to attribute the phenomenon we are 



