Metaphor has traditionally been regarded as the matrix and pattern of the figures of speech. - Marshall McLuhan

The sheer increase in the quantity of information movement favoured the visual organization of knowledge and the rise of perspective even before typography. (p. 128)

With the arrival of electric technology, man has extended, or set outside himself, a live model of the central nervous system itself. To the degree that this is so, it is a development that suggests a desperate suicidal autoamputation, as if the central nervous system could no longer depend on the physical organs to be protective buffers against the slings and arrows of outrageous mechanism.

The potential of any new technology is always dissipated by its users involvement in its predecessors. (p. 210)