Every day I get to 'Think' and work on everything from digitizing electric grids so they can accommodate renewable energy and enable mass adoption of electric cars, helping major cities reduce congestion and pollution, to developing new micro-finance programs that help tiny businesses get started in markets such as Brazil, India, Africa.

Growth and comfort do not coexist.

To me, I learned along the way, you know, culture is behavior. That's all it is; culture is people's behaviors.

For CEOs today, it's all about acheieving growth and efficiency through innovation. It's not about product innovation so much anymore as about innovating business models. process, culture and management.

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

And so when I moved to IBM, I moved because I thought I could apply technology. I didn't actually have to do my engineer - I was an electrical engineer, but I could apply it. And that was when I changed. And when I got there, though, I have to say, at the time, I really never felt there was a constraint about being a woman. I really did not.

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