I don't know whether computers are improving the style of play, I know they are changing it. Chess has become a different game, one could say that computers have changed the world of chess. That is pretty clear.

Once he had selected the path he was going down he really had to stick with it in a 16 game match. He had to try and hit in the one direction but unfortunately for him - though fortunately for me! - he hit in the wrong direction.

With the Berlin I was able to set up a fortress that he could come near but not breach.

Part of my preparation for the World Champion match against Kasparov was to be ready for his off-board tactics. I did not to react to them at all. Once you start thinking about these things during the game, even analysing them, you're caught.

I go to bed at 4 a. m. Almost all chessplayers do.

An impatient person plays differently than a more patient person.

Chess is like body-building. If you train every day, you stay in top shape. It is the same with your brain - chess is a matter of daily training.