Postman argues that our modern concepts of childhood and adulthood (and the gulf between them) were birthed by the printing press. Literacy became the dividing line between these stages of life; adults were competent readers, children were not, and they thus had to become adults by mastering written language.
~ Brett Mckay from, http://www.artofmanliness.com/2014/11/03/secret-society-of-adults/
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