One of the most important things for any leader is to never let anyone else define who you are. And you define who you are. I never think of myself as being a woman CEO of this company. I think of myself as a steward of a great institution.

Don't let others define you. Define yourself.

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.

I think actions speak louder than words is one thing I think I always took from my mom. And to this day, I think about that in everything I do.

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

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.