Corruption is one of the greatest enemies of progress in our time. It is the cancer at the heart of so many of the world's problems.
David CameronToday the main, over-riding purpose of the European Union is different: not to win peace, but to secure prosperity.
David CameronWe're all agreed that climate change is one of the greatest and most daunting challenges of our age. We have a moral imperative to act and act now.
David Cameron