Banking is necessary - banks are not.

There's always a tricky issue when you get into stolen material or pornography. The laws for online publishing the same as for print-based publishing, where if you're hosting certain types of things and somebody notifies you about that.

All lives have equal value. And so you say, 'why do poor children die when other children don't? Why do some people have enough nutrition or reasonable toilets and other people don't?' So those basic needs that, through innovation, actually it's very affordable to bring them...to everyone.

Bridge is the king of all card games.

There are ecosystems like coral reefs [at risk] through ocean acidification. Those are valuable things that we should protect.

During the past two centuries, innovation has more than doubled our life span and given us cheap energy and more food. If we project what the world will be like 10 years from now without continuing innovation in health, energy or food, the picture is dark.

I find golf very relaxing. It's a way to get away from work and get outside. It's a lot of fun, and once you get going it's almost kind of addictive.