We live in a world bathed in 5,000 times more energy than we consume as a species in the year, in the form of solar energy.

Technology is a resource-liberating force!

The day before something is a breakthrough, it’s a crazy idea.

Every generation feels it has the problems that will destroy it. That's because we can perceive them a long time before we have the ability to fix them.

Many have built their careers buttressing the status quo, reinforcing what theyve already accomplished, and resisting the radical thinking that can topple their legacy - not exactly the attitude you want when trying to drive innovation forward.

Go and try to start your own government in the United States today and you'll be squashed very quickly.

One of my goals is to reinvent philanthropy.