A great lathe operator commands several times the wage of an average lathe operator, but a great writer of software code is worth 10,000 times the price of an average software writer.

I feel pretty stupid that I don't know any foreign languages. I wish I knew French or Arabic or Chinese.

50 years from now we won't need as much human labour to do what manual workers do, so we should be able to take that extra productivity and put it to better use.

Today, we're very dependent on cheap energy. We just take it for granted - all the things you have in the house, the way industry works.

Even though I only have a high-school degree, I'm a professional student.

Helping convene global stakeholders to establish a set of measurable, actionable and consensus-built goals focused on extreme poverty is invaluable.

There's no such thing as going to a soapbox and saying, 'The government's corrupt,' and not having the intelligence service see your face. In the digital world, that can be done.