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

There were a lot of missteps in the early days, but because we got in early we got to make more mistakes than other people.

Be nice to nerds. Chances are you'll end up working for one.

The spread of online information isn't just good for charities. It's also good for donors. You can go to a site like Charity Navigator, which evaluates nonprofits on their financial health as well as the amount of information they share about their work.

There's always been a lot of information about your activities. Every phone number you dial, every credit-card charge you make. It's long since passed that a typical person doesn't leave footprints.

I was lucky to be involved and get to contribute to something that was important, which is empowering people with software.

Me and my dad are the biggest promoters of an estate tax in the US. It's not a popular position.