"The president led us into the Iraq war on the basis of unproven assertions without evidence he embraced a radical doctrine of pre-emptive war unprecedented in our history and he failed to build a true international coalition."

"Sharing is good, and with digital technology, sharing is easy."

"Twenty years ago, I wrote a book called 'It Takes a Village.' And a lot of people looked at the title and asked, 'What the heck do you mean by that?' This is what I mean. None of us can raise a family, build a business, heal a community or lift a country totally alone."

"We will explore the mysteries of science and harness the power of technology and innovation. We will realise the opportunities of the digital world. Our youth will learn more from - and with - each other."

"I may not always be offered work, but I'll always have my family."

"Only the absolutely determined people succeed."