In the electric age, when our central nervous system is technologically extended to involve us in the whole of mankind and to incorporate the whole o… - Marshall McLuhan

The world of visual perspective is one of unified and homogeneous space. Such a world is alien to the resonating diversity of spoken words. So language was the last art to accept the visual logic of Gutenberg technology, and the first to rebound in the electric age.

Until writing was invented, man lived in an acoustic space: boundless, directionless, horizonless, in the dark of the mind, in the world of emotion, by primordial intuition, by terror. Speech is a social chart of this bog.

The goose quill put an end to talk. It abolished mystery; it gave architecture and towns; it brought roads and armies, bureaucracy. It was the basic metaphor with which the cycle of civilization began, the step from the dark into the light of the mind. The hand that filled the parchment page built a city.

Whence did the wond'rous mystic art arise,
Of painting SPEECH, and speaking to the eyes?
That we by tracing magic lines are taught,
How to embody, and to colour THOUGHT?

Logic is figure without a ground. (p. 241)