The document contains various quotes about new technologies from different historical periods, many of which doubted or dismissed the potential of those technologies. Some quotes predicted technologies like airplanes, computers, and the internet would not be useful or successful. Other quotes highlighted how new technologies like chalkboards, radios, and TVs were initially not fully utilized or understood by teachers but could potentially enhance education. The document suggests schools have been slow to adopt new technologies but change comes from supporting existing classroom environments, not from technologies alone.