Fifteen per cent of the population believe the moon landing was actually staged in a movie lot in Arizona and somewhat fewer still believe the Earth is flat. I think they all get together with the global warming deniers on a Saturday night and party

Remember America, I gave you the Internet and I can take it away.

I don't have the illusion that there's any position or role in the world with as much potential for bringing about change as that of president of the United States.

It's not unusual to find big political shifts that take place beneath the surface before they're visible above the surface.

I want to extend condolences to the families of those who died in the service of the United Nations.

Mother Nature does not do bailouts.

The interior of the earth is extremely hot – several million degrees.