If Tal sacrifices a piece, take it. If Petrosian sacrifices a piece, don't take it.

The triumph of the analytical movement, which formed in the '30's and '40's, was precisely what earned the Soviet masters the acclaim of chessplayers the world over. Unfortunately, it must also be noted that, for today's chessmasters, the watchword is practicality.

Every great master will find it useful to have his own theory on the openings, which only he himself knows, a theory which is closely linked with plans for the middle game.

Yes, I have played a blitz game once. It was on a train, in 1929.

The boy (then a 12 year old boy named Anatoly Karpov)doesn't have a clue about Chess, and there's no future at all for him in this profession

With opposite coloured bishops the attacking side has in effect an extra piece in the shape of his bishop.

I only think well when my mind is calm.