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

There is this thing called the GPL (Gnu Public Licence), which we disagree with... nobody can ever improve the software.

Is the rich world aware of how four billion of the six billion live? If we were aware, we would want to help out, we'd want to get involved.

There are several hundred people who stayed in the Ebola-affected countries and continued to do the work, put themselves at great risk because medical workers are the most likely to be infected because they're helping out when the person's health is deteriorating, including quite a bit of bleeding as they're getting very, very sick.

The most important work I got a chance to be involved in, no matter what I do, is the personal computer... I even knew not to get married until later because I was so obsessed with it. That's my life's work.

Energy is actually harder; it takes more time to get a product, but if you do it's a very, very big market and the constraints of doing that in a clean way are more obvious all the time.

When we face a choice between adding features and resolving security issues, we need to choose security.