A person who knows all the answers, has an opinion on everything, has a certainty backed up by rational argument, has very little possibility of further progress. Such a person is unlikely to walk away from a discussion with anything more than a reaffirmation of how right he or she has been all along.

This is not about charity, it's about justice... The war against terror is bound up in the war against poverty - I didn't say that, Colin Powell said that . . . In these disturbing and distressing times, surely it's cheaper, and smarter, to make friends out of potential enemies than it is to defend yourself against them..Justice is the surest way to get peace.

There is no doubt that creativity is the most important human resource of all. Without creativity, there would be no progress, and we would be forever repeating the same patterns.

The Church has its problems, but the older I get, the more comfort I find there.

Companies that solely focus on competition will ultimately die. Those that focus on value creation will thrive.

Creative thinking - in terms of idea creativity - is not a mystical talent. It is a skill that can be practised and nurtured.

America is not just a country, it's an idea.