We make the future sustainable when we invest in the poor, not when we insist on their suffering.

The malaria parasite has been killing children and sapping the strength of whole populations for tens of thousands of years. It is impossible to calculate the harm malaria has done to the world.

I like to read general biology - things about the immune system and advances in that area - because it lays the foundation for my part of the dialogue at the foundation about what things we ought to pursue.

I don't think I would have spent time learning about the immune system if understanding vaccines weren't something I considered very important.

If I only had two dollars left I would spend one dollar on PR.

It's fine to celebrate success but it is more important to heed the lessons of failure.

Windows is probably the most important product in the entire PC industry. Everything we do in terms of supporting touch, new hardware, accessibility has incredible impact.