Rules broken today become norms tomorrow.

How we deal with the AIDS epidemic should be one of the greatest ways that the world gets measured. The report card for this era.

I'm never fully satisfied with any Microsoft product.

It's pretty incredible to look back 30 years to when Microsoft was starting and realize how work has been transformed. We're finally getting close to what I call the digital workstyle.

DOS is ugly and interferes with users' experience.

Now, we put out a lot of carbon dioxide every year, over 26 billion tons. For each American, it's about 20 tons. For people in poor countries, it's less than one ton. It's an average of about five tons for everyone on the planet. And, somehow, we have to make changes that will bring that down to zero.

My mom was on the United Way group that decides how to allocate the money and looks at all the different charities and makes the very hard decisions about where that pool of funds is going to go.