The essential disadvantage of the isolated pawn ... lies not in the pawn itself, but in the square in front of the pawn.
Richard RetiThe scheme of a game is played on positional lines; the decision of it, as a rule, is effected by combinations.
Richard RetiThe pleasure to be derived from a chess combination lie in the feeling that a human mind is behind the game, dominating the inanimate pieces ... and giving them breath of life.
Richard Reti