I bumped into this speech by Chetan Bhagat at Symbiosis in Outlook Business. I would rate this speech on par with the one that Steve Jobs gave at Stanford a while back.
Find the spark, A billion sparks could mean something.
Technology and Social Trends for a Better Life
Shrikant's Blog 
Shrikant:
That’s slightly far fetched. But do check out Chetan’s column on 15th August at the BBC website.
Menawhile, two lectures by Randy Pausch are there on the YouTube as well. They are the real thing. Highly recommended.