Do not always be thinking of attack! Moves that safeguard your position are often far more prudent.
Aron NimzowitschIn the middlegame, the king is merely an extra, but in the endgame, he is one of the star actors.
Aron NimzowitschThe chess world is obligated to organize a match between the champion of the world and the winner of this Carlsbad tournament - indeed, this is a moral obligation. If the world of chess should remain deaf to its obligation, on the other hand, it would amount to an absolutely unforgivable omission, carrying with it a heavy burden of guilt.
Aron Nimzowitsch