In this business, by the time you realize you're in trouble, it's too late to save yourself. Unless you're running scared all the time, you're gone.

When a country has the skill and self-confidence to take action against its biggest problems, it makes outsiders eager to be a part of it.

Getting the word out that, yes vaccines are great, the safety data's very, very clear, including any of these specific concerns, that's very important to our foundation.

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

Almost every way we make electricity today, except for the emerging renewables and nuclear, puts out CO2. And so, what we're going to have to do at a global scale, is create a new system. And so, we need energy miracles.

The billion people who wake up every day trying to figure out if they have enough food to eat won't be at Davos.

Robotics and other combinations will make the world pretty fantastic compared with today.