Sometimes the hardest thing to do in a pressure situation is to allow the tension to persist. The temptation is to make a decision, any decision, even if it is an inferior choice.

Rosneft, for instance, was mainly built upon capital stolen from [jailed oligarch Mikhail] Khodorkovsky's company, but the IPO was successful with many Western corporations investing in it. This means that it is extremely difficult to detect these assets in their pure form.

I don't think that nature envisaged an insurmountable mechanism that would hinder any country from taking the path of democratic development.

I now have Croatian citizenship, but I only accepted it because Croatia allowed me to keep my Russian passport.

I'm still number one and I just recently won a major tournament ahead of my toughest rivals so I think I had a few years ahead of me if I decided to stay.

Rhetoric matters, but at the end of the day policy matters more.

We see threats to liberal democracy coming from lots of directions. We have to create something new, a common response, because in so many places - the UK, France, Germany - ultranationalists and the far left threaten the free market and liberal democracy.