More quotes by Marshall McLuhan

"Ads are the cave art of the twentieth century."
"I think of art, at its most significant, as a DEW line, a Distant Early Warning system that can always be relied on to tell the old culture what is beginning to happen to it."
"Our Age of Anxiety is, in great part, the result of trying to do today’s jobs with yesterday’s tools!"
"Advertising is the greatest art form of the 20th century."