"It is interesting that amongst children of preschool age, the more intelligent ones tend to sleep less than the dull ones. After the age of seven this relationship is reversed, the more intelligent schoolchildren sleeping more than the dull ones."

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Source : Desmond Morris (1986). “The illustrated naked ape: a zoologist's study of the human animal”, Crown Pub

Desmond Morris

#Children Quotes #Sleep Quotes #Intelligent Quotes