The loss of my childhood was the price for becoming the youngest world champion in history. When you have to fight every day from a young age, your soul can be contaminated. I lost my childhood. I never really had it. Today I have to be careful not to become cruel, because I became a soldier too early.

When considering the Islamic world, Turkey is the best example of a country where democracy irreversibly gained a foothold despite religious and cultural traditions still respected today. With some reservation, this can be said about Pakistan, too, where we can observe dynamic political processes going on [and] governments change as a result of elections. In my opinion, it is up to the ruling elite to initiate cardinal changes.

When I was preparing for one term's work in the Botvinnik school I had to spend a lot of time on king and pawn endings. So when I came to a tricky position in my own games I knew the winning method.

Energy is connected to physical fitness. One of the reasons I stayed at the top so long is that I was tremendously fit. At 36, I was fitter than most opponents ten years younger.

I may play some exhibition games so I don't want to quit the game of chess completely. I just decided and it's a firm decision not to play competitive chess anymore.

Chess is mental torture.

There is a good chance Donald Trump won't survive four years. Conflict of interest is the biggest danger for Trump. He is destroying one of the pillars of the free world. He is seeking to eliminate the very concept of conflict of interest. A lot of things in America were built on a code of honour. I am confident the damage done by ruling through family and friends will be made impossible by future regulation.