Long-term vision and product strategy.

We'll have infinite bandwidth in a decade's time.

The spread of online information isn't just good for charities. It's also good for donors. You can go to a site like Charity Navigator, which evaluates nonprofits on their financial health as well as the amount of information they share about their work.

Really advanced civilization is based on advances in energy.

The people who resist change will be confronted by the growing number of people who see that better ways are available; thanks to technology.

Innovations that are guided by smallholder farmers, adapted to local circumstances, and sustainable for the economy and environment will be necessary to ensure food security in the future.

The world has been very careful to pick very few diseases for eradication, because it is very tough.