Memorization of variations could be even worse than playing in a tournament without looking in the books at all.

Chess, like any creative activity, can exist only through the combined efforts of those who have creative talent, and those who have the ability to organize their creative work

Chess is the art which expresses the science of logic.

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.

A knight ending is really a pawn ending.

Chess cannot be taught. Chess can only be learned.

Don't worry kids, you'll find work. After all, my machine will need strong chess player-programmers. You will be the first.