The key to the survival of liberty in the modern world is the embrace of multiple identities.

The key to the survival of liberty in the modern world is the embrace of multiple identities.

The whole project of European Union is one in deep trouble.

To be in Florence is to reflect on Europe's intricate diversity - and its lost creativity.

If you had said to anyone in 1945, at the end of the Second World War with the continent it ruins, that you could have a European Union of 28 member states stretching from Portugal in the West to Estonia in the East, all of them more-or-less liberal democracies - they wouldn't have believed you.

That said, the question remains: how to strike the balance between free speech and mutual respect in this mixed-up world, both blessed and cursed with instant communication? We should not fight fire with fire, threats with threats.

Nuclear proliferation - the proliferation of WMDs altogether - is one of the greatest dangers of our time.