If the euro zone doesn't come up with a comprehensive vision of its own future, you'll have a whole range of nationalist, xenophobic and extreme movements increasing across the European Union. And, frankly, questions about the British debate on EU membership will just be a small sideshow compared to the rise of political populism.

For far too long the world's poorest people have seen no benefit from the vast natural resources in their own backyards. It is time to end the injustice where ordinary people are silent witnesses, left to suffer without basic services, as the profits from their countries' assets are hidden and plundered by corrupt regimes.

Joining the Liberal Party was a no-brainer for me... And when you are a young man, you don't get a calculator out saying, 'Am I going to get to power?' You get propelled forward by idealism.

The Liberal Democrats will add a heart to a Conservative government and a brain to a Labour one.

Most people in the country would think the diamond jubilee is a wonderful occasion for us to celebrate together as a community and as a nation. But I suspect that most people in the country would think, given that there is very little money around, that this probably would not be the top of their list of priorities for the use of scarce public resources.

When I became leader, I made very clear I was not going to choose the easy life. I have always taken risks. I don't like comfort-zone politics.

I don't even pretend we can occupy the Lib Dem holier-than-thou, hands-entirely-clean-and-entirely-empty-type stance. No, we are getting our hands dirty, and inevitably and totally understandably we are being accused of being just like any other politicians.