12/19/2007
https://www.presidency.ucsb.edu...
"Ultimately the character of America will be determined by your willingness to serve a cause larger than yourselves."
"My advice is, harness the promise of technology without becoming slaves to technology."
"These virtues are what we will need to build a more hopeful future."
"The advance of liberty is the story of our time, and we're seeing new chapters written before our eyes."