You know that we are not in the regime-change game. We are against interference in domestic conflicts.

Russia has been entirely proportionate in its military response to Georgia's attack on Russian citizens and peacekeepers.

When Colonel Gadhafi started using his air force against civilians on the ground, we did not hesitate. Then we supported the resolution of the Security Council, which introduced arms embargo for Libya.

We are categorically against any new military nuclear power, be it Iran, be it North Korea, be it anyone.

Every species becomes extinct; at some point, we will go extinct. The question is, as Homo sapiens, are we going to be able to adapt to the change that we're actually part of? We're causing such dramatic changes to the planet, so yes, you do stop and think, 'I wonder where we're headed.'

The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.

It's hard to evolve when you only have fifteen days or three weeks to practice and correct and change tactics.

Solar power is going to be absolutely essential to meeting growing energy demands while staving off climate change.