The wheel is an extension of the foot, the book is an extension of the eye, clothing an extension of the skin, electric circuitry an extension of the central nervous system.

The village had institutionalized all human functions in forms of low intensity.... Participation was high and organization was low. This is the formula for stability.

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.

Every innovation scraps its immediate predecessor and retrieves still older figures – it causes floods of antiques or nostalgic art forms and stimulates the search for museum pieces.

World War III is a guerrilla information war with no division between military and civilian participation.

TV acting is so extremely intimate, because of the peculiar involvement of the viewer with the completion or "closing" of the TV image, that the actor must achieve a great degree of spontaneous casualness that would be irrelevant in movie and lost on the stage. For the audience participates in the inner life of the TV actor as fully as in the outer life of the movie star. Technically, TV tends to be a close-up medium. The close-up that in the movie is used for shock is, on TV, a quite casual thing.

All media work us over completely. They are so pervasive in their personal, political, economic, aesthetic, psychological, moral, ethical, and social consequences that they leave no part of us untouched, unaffected, unaltered. The medium is the message. Any understanding of social and cultural change is impossible without a knowledge of the way media work as environments. All media are extensions of some human faculty - psychic or physical.