RT @mashable: 10 @YouTube Channels That Will Make You Smarter http://t.co/HzRIC9n21b
April 04, 2013
10 YouTube Channels That Will Make You Smarter
"This instrument can teach, it can illuminate; yes, and even it can inspire. But it can do so only to the extent that humans are determined to use it to those ends. Otherwise it's nothing but wires and lights in a box."-Edward R.