That's universal - we all want to bring every good thing to our children. But what's not universal is our ability to provide every good thing.

Our desire to bring every good thing to our children is a force for good throughout the world. It’s what propels societies forward.

As a parent, the responsible thing to do - if you love your child - is to vaccinate your child.

Having children made us look differently at all these things that we take for granted, like taking your child to get a vaccine against measles or polio.

Poverty disproportionately affects women around the world.

When we invest in women and girls, we are investing in the people who invest in everyone else.

When I studied computer science at Duke University in the first half of the 1980s, I had professors who treated women differently than men. I kind of got used to it. At Microsoft, I had to use my elbows and make sure I spoke up at the table, but it was an incredibly meritocratic place. Outside, in the industry, I would feel the sexism. I'd walk into a room and until I proved my worth, everyone would assume that the guy presenting with me had credibility and I didn't.