The Khan Academy is a splendid concept. Sal Khan could and should have done a better commencement address at his alma mater but here’s the mixture of the banal and the inspirational:
Text: http://web.mit.edu/newsoffice/2012/commencement-khan-address-0608.html
Video: http://amps-web.amps.ms.mit.edu/public/comm2012/Khan/