As leaders, it is incumbent on all of us to make sure we are building a world in which every individual has an opportunity to thrive. Understanding what AI can do and how it fits into your strategy is the beginning, not the end, of that process.

AI has been making tremendous progress in machine translation, self-driving cars, etc. Basically, all the progress I see is in specialised intelligence. It might be hundreds or thousands of years or, if there is an unexpected breakthrough, decades.

Deep-learning will transform every single industry. Healthcare and transportation will be transformed by deep-learning. I want to live in an AI-powered society. When anyone goes to see a doctor, I want AI to help that doctor provide higher quality and lower cost medical service. I want every five-year-old to have a personalised tutor.

Despite all the hype and excitement about AI, it's still extremely limited today relative to what human intelligence is.

Grassroots organizing tends to be most available to big campaigns, but it's actually most useful to small ones. You can't win a presidential campaign without going on TV, but you can win a local election simply by organizing your community. NationBuilder levels the playing field.

The federal government should end its policies of economic warfare against the United States and allow our nation to develop all its energy resources to the fullest, both for domestic use and for export.

In a democracy there will always be a tension between security and privacy.

This Bush administration has a growing credibility gap, maybe even a credibility chasm, on environmental policy. The President has lost the trust of the American people when it comes to the environment.