You can't play chess if you're groggy from pills.

Like dogs who sniff each other when meeting, chess players have a ritual at first acquaintance: they sit down to play speed chess.

Style, I've got no style.

Playing black, I put great stake in the Ruy Lopez: I liked it, feel it, and understand it; in matches with Hjartarson and Timman it served me well. - on preparing for World Championship versus Garry Kasparov

I like 1.e4 very much, but my results are better with 1.d4.

Chess is a very tough game, and psychologically a tough game. And of course chess needs a lot of qualities, human qualities. And so you must have very strong nervous system and then you must be well prepared, you must be able to work a lot.

Chess is my life, but my life is not chess.