We're all responsible for creating a polio-free world while we still can.

Microsoft has some assets like Office that have stayed strong and there's so much room for innovation in those.

There's life and death in every email.

I have $100 billion... You realize I could spend $3 million a day, every day, for the next 100 years? And that's if I don't make another dime.

In inner-city, low-income communities of color, there's such a high correlation in terms of educational quality and success.

If you are low income in the United States, you have a higher chance of going to jail than getting a 4-year degree.

A company needs to have good business reflexes, to be able to marshal its forces in a crisis or in response to any unplanned event.