Thumbs up or thumbs down on a website is not a conversation. The danger is you get into a habit of mind where politics means giving a thumbs up or thumbs down to a website. The world is a much more complex place.

If you're constantly stimulated by being called away to the buzzing and the excitement of what's on your phone, solitude seems kind of scary.

I am a single mum. I raised my daughter, and she was very listened to.

You'll always feel lonely if you always need validation. People don't like to be around those kinds of people.

I think retrospective viewing of diving is nearly more important than some of the technology they are on about bringing in. If you do that and players get banned, it wouldn't take long before you'd cut it out.

The purest case of an intelligence explosion would be an Artificial Intelligence rewriting its own source code. The key idea is that if you can improve intelligence even a little, the process accelerates. It's a tipping point. Like trying to balance a pen on one end - as soon as it tilts even a little, it quickly falls the rest of the way.

I use Facebook all the time. I'm not a believer that they're going to do everything on the Internet better than anyone else.

If you look at the history of innovation, the innovations coming through the defence department have been some of the most important innovations ever. Little things like drones, sensors, and the Internet of Things are defence-type initiatives, but the big one is the Internet itself.