By the time I stepped down as Xerox's CEO in 2009 - and as chairman in January 2010 - Xerox had become the vibrant, profitable and revitalized company that it still is today. What made the difference was a strong turnaround plan, dedicated people and a firm commitment from company leaders.

You have to live the mission... love what you do.

I learned how to be a learner. When you get in a job, the tendency is to say, 'I've got to know it. I've got to give direction to others. I'm in this job because I'm better and smarter.' I always took a different view, that the key was to identify the people who really knew and learn from them.

We're long past having to defend or explain why women should be on boards, given all the data that shows how companies with female as well as male directors perform better. It's unfortunate when companies with a large percentage of women constituents don't reflect that in their boardrooms.

I'm at the gym at 6, so I'm usually in my office by 7:15. And I try to not schedule a lot of meetings before 8. So I've got that first hour to get myself organized for the day and to make sure that I've structured what I want to do.

Investing in early childhood nutrition is a surefire strategy. The returns are incredibly high.

Not everybody is created equal, and it's important for companies to identify those high potentials and treat them differently, accelerate their development and pay them more. That process is so incredibly important to developing first-class leadership in a company.