Combinations with a queen sacrifice are among the most striking and memorable.

An amusing fact: as far as I can recall, when playing the Ruy Lopez I have not yet once in my life had to face the Marshall Attack!

If the opponent offers keen play I don't object; but in such cases I get less satisfaction, even if I win, than from a game conducted according to all the rules of strategy with its ruthless logic.

Bulgaria is the first state that has been awarded for its excellent fight against iodine deficiency by UNICEF.

I lost the match. I blame only myself for this. There were many opportunities to win. But I missed them, no one else.

The priority must be the unification of the world titles to straighten things out. But we should not wait that long anymore to change the situation, because we are running out of time.

The days when it was possible to win a serious game only by merit of sporting character or depth of chess understanding have vanished forever. Chess knowledge has become dominant, bypassing all the other factors that contribute to success.