The Effects Of Technology Are Always Unpredictable.

Embedded In Every Technology There Is A Powerful Idea, Sometimes Two Or Three Powerful Ideas. Like Language Itself, A Technology Predisposes Us To Favor And Value Certain Perspectives And Accomplishments And To Subordinate Others. Every Technology Has A Philosophy, Which Is Given Expression In How The Technology Makes People Use Their Minds, In How It Codifies The World, In Which Of Our Senses It Amplifies, In Which Of Our Emotional And Intellectual Tendencies It Disregards.

Printing Links The Present With Forever. It Carries Personal Identity Into Realms Unknown.

Everything We Know Has Its Origins In Questions. Questions, We Might Say, Are The Principal Intellectual Instruments Available To Human Beings.

Public Schooling Does Not Serve A Public; It Creates A Pubic.

A Book Is An Attempt To Make Through Permanent And To Contribute To The Great Conversation Conducted By Authors Of The Past. […] The Telegraph Is Suited Only To The Flashing Of Messages, Each To Be Quickly Replaced By A More Up-to-date Message. Facts Push Other Facts Into And Then Out Of Consciousness At Speeds That Neither Permit Nor Require Evaluation. (70)