I always say, you know, if I sit here and close my eyes and say, 'When did I learn the most in my life, in my career?' It'll always be when I close them and everything I think of is when I took a risk. It's when I think I learned the most.

The most important thing for any of us to be in our jobs is curious.

The social network will be the new production line in a company.

And the reason I came to IBM was I think - I always say at a really early age, I learned you've got to be passionate about what you do. No matter what it is, you put too much, your heart and soul in it, you have to be passionate about it. You make too many sacrifices.

IBM's long-standing mantra is 'Think.' What has always made IBM a fascinating and compelling place for me, is the passion of the company, and its people, to apply technology and scientific thinking to major societal issues.

I always say, you know, if I sit here and close my eyes and say, 'When did I learn the most in my life, in my career?' It'll always be when I close them and everything I think of is when I took a risk. It's when I think I learned the most.

Your value will be not what you know; it will be what you share.