'I don't know' has become 'I don't know yet'.

We [US] are the biggest per person, by a substantial amount, greenhouse emitters, and we give the most foreign aid, not per person but in absolute. This is another issue where hopefully we will take a long-term approach which, even though we sometimes have a hard time doing that, it's easier for us, as a rich country with this kind of scientific depth, than it is for the poor countries who will suffer the problems.

Customers want high quality at low prices and they want it now.

We're only at the beginning of what we have to do here.

There's no such thing as going to a soapbox and saying, 'The government's corrupt,' and not having the intelligence service see your face. In the digital world, that can be done.

How we deal with the AIDS epidemic should be one of the greatest ways that the world gets measured. The report card for this era.

We [Corbis] make it so easy to call up images, whether art or people or beaches or sunsets or Nobel Prize winners.