Chess is not only knowledge and logic, but also imagination and creativity. It is the struggle of ideas, not just moves.
Chess holds its master in its own bonds, shackling the mind and brain so that the inner freedom of the very strongest must suffer.
Chess demands total concentration
Attack is the secret of defense; defense is the planning of an attack
The winner of the game is the player who makes the next-to-last mistake.
You may learn much more from a lost game than from a won game