If critics and competitors can't match your results, they will often denigrate the way you achieve them. Fast, intuitive types are called lazy. Dedicated burners of the midnight oil are called obsessed. And while it's obviously not a bad idea to hear and consider the opinions of others, you should be suspicious when these criticisms emerge right on the heels of success.

Quite frankly, I have to admit that with regard to the enormous financial assets and funds of Russian leaders in Western banks and on stock markets, the chances for the West to exert influence on Russia are quite low. I doubt that Western leaders are willing to exert pressure. I would not exclude an intervention in case of a crisis.

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

[Vladimir] Putin wants to keep [Bashar] Assad in power and expand his own military base in Syria, whatever the cost. I even believe he has an interest in more and more people fleeing the country. The flow of refugees improves his negotiating position toward the West, including the German chancellor.

If critics and competitors can't match your results, they will often denigrate the way you achieve them. Fast, intuitive types are called lazy. Dedicated burners of the midnight oil are called obsessed. And while it's obviously not a bad idea to hear and consider the opinions of others, you should be suspicious when these criticisms emerge right on the heels of success.

Kortchnoi's heritage is many-faceted - over the decades he has several times corrected and changed his style. But the main thing has invariably remained his search for chess truth.

Chess is a unique cognitive nexus, a place where art and science come together in the human mind and are then refined and improved by experience.