The medieval student had to be paleographer, editor, and publisher of the authors he read. (p. 109) - Marshall McLuhan

The typographic logic created “the outsider,” the alienated mass, as the type of integral, that is, intuitive and irrational, man. (p. 241)

Cultural dominance by either the left or the right hemisphere is largely dependent upon environmental factors.

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.