The content or time-clothing of any medium or culture is the preceding medium or culture.

First we build the tools, then they build us.

New media may at first appear as mere codes of transmission for older achievement and established patterns of thought. But nobody could make the mistake of supposing that phonetic writing merely made it possible for the Greeks to set down in visual order what they had though and known before writing. In the same way printing made literature possible. It did not merely encode literature.

Einstein pronounced the doom of continuous or 'rational' space, and the way was made clear for Picasso and the Marx Brothers and Mad magazine.

Man works when he is partially involved. When he is totally involved he is at play or leisure.

There ain't no grammatical errors in a non-literate society.

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