In fact, batteries haven't improved over the last 100 years as much as they would need to in order to make that happen. So I'm invested in a lot of battery companies - and there's a lot that exists I'm not in. They're all having a tough time achieving it.

While we're all very dependent on technology, it doesn't always work.

Until we're educating every kid in a fantastic way, until every inner city is cleaned up, there is no shortage of things to do.

Learning from mistakes and constantly improving products is a key in all successful companies.

When I was in my 40s, Microsoft was my primary activity.

We always overestimate the change that will occur in the next two years and underestimate the change that will occur in the next ten. Don't let yourself be lulled into inaction.

Discrimination has a lot of layers that make it tough for minorities to get a leg up.