In the current FIDE World Championship, on the knock-out system, weaker players have good chances. Those, who in a long match would practically have no chance, here may creep through.

In games against humans, you often win because the opponent blunders a piece, and you can often survive when you do it yourself. Against the computer, you make only one mistake - the last one.

The Berlin Defence suited my strategy for the match. I had a defensive strategy - Actually, I had in my pocket some other sharper stuff to fall back on - but first I wanted to try the defensive strategy with Black and it worked so well.

Every month I look through some ten thousand games, so not as to miss any new ideas and trends.

Computers have changed the world of chess.

When I speak of the beauty of a game of chess, then naturally this is subjective. Beauty can be found in a very technical, mathematical game for example. That is the beauty of clarity.

Chess is so deep, I simply feel lost.