TED Talks : Ideas worth spreading

Ted is a non-profit organization devoted to ideas worth spreading.
Ted's mission is spreading Ideas!
It's indeed a feast out there on TED website
http://www.ted.com/

The website hosts videos - eminent personalities of the world sharing their ideas.
the videos are awe-inspiring, jaw-dropping and ingenious.
Here I present you a video - "Hans Rosling shows the best stats you've ever seen".