It was Steinitz who was the first to establish the basic principles of general chess strategy. He was a pioneer and one of the most profound researchers into the thruth of the game, which was hidden from his contemporaries.
Jose Raul CapablancaChess books should be used as we use glasses: to assist the sight, although some players make use of them as if they thought they conferred sight
Jose Raul CapablancaWhen you sit down to play a game you should think only about the position, but not about the opponent. Whether chess is regarded as a science, or an art, or a sport, all the same psychology bears no relation to it and only stands in the way of real chess.
Jose Raul Capablanca