In large measure, writing is the spatialization of thought.

The ignorance of how to use knowledge stockpiles exponentially.

The news automatically becomes the real world for the TV user and is not a substitute for reality, but is itself an immediate reality.

You see, Dad, Professor McLuhan says that the environment that man creates becomes his medium for defining his role in it. The invention of type created linear, or sequential thought, separating thought from action. Now, with TV and folk singing, thought and action are closer and social involvement is greater. We again live in a village. Get it?

In Tetrad form, the artifact is seen to be not neutral or passive, bur an active logos or utterance of the human mind or body that transforms the user and his ground.

The electric age ... established a global network that has much the character of our central nervous system.

The computer is the most extraordinary of man's technological clothing; it's an extension of our central nervous system. Beside it, the wheel is a mere hula-hoop.