AIDS itself is subject to incredible stigma.

The ideal thing would be to have a 100 percent effective AIDS vaccine. And to have broad usage of that vaccine. That would literally break the epidemic.

The incredible momentum around all these new products and services shows that the digital lifestyle has truly gone mainstream this year. Now it's time to bring together the devices, software and services in people's lives and take all these experiences to the next level.

It is hard to overstate how valuable it is to have all the incredible tools that are used for human disease to study plants.

I'm an investor in a number of biotech companies, partly because of my incredible enthusiasm for the great innovations they will bring.

The fight against AIDS in China is already well underway. The Chinese government and other funders are providing major support, and they'll continue to bear primary responsibility for delivering prevention and treatment.