Software is more important than hardware.

Microsoft is involved in setting some fairly key standards and people are afraid of it because they think, Geez, they are quite capable. It's daunting, I suppose.

Vaccines are extremely well tested; their safety is well understood. The false allegations about vaccines causing autism have been disproven. But there are still echoes out there confusing people.

The idea of explaining why free trade is good, why immigration is good, why the world is so connected, that we need to think in terms of humanity and being generous to each other, you know, that's proving to be a challenge.

In low-income countries, getting to a health post is hard. It's very expensive.

If you’re a person struggling to eat and stay healthy you might have heard about Michael Jordan or Muhammad Ali, but you’ll never have heard of Bill Gates.

Leaders are those who empower others.