Because, again, governments alone can't build the future that we want for the world.

WHITEHOUSE: First Lady Michelle Obama Discusses State and Official Visits | The White House

Assistant Chief Constable Julian Kirby said: "Our message to those who commit crime, including those people who think they are above the law and offend again and again, is that you won't be left alone".

BBC: Gwent Police 15% crime drop biggest in England and Wales

And so, again, I don't think you solve a serious foreign policy challenge through rhetoric alone.

WHITEHOUSE: Press Briefing

Turning again to the Doha meeting, it's certainly clear that the meeting alone won't do enough to address this issue.

CNN: More voices needed in climate debate