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 CapablancaNinety percent of the book variations have no great value, because either they contain mistakes or they are based on fallacious assumptions; just forget about the openings and spend all that time on the endings.
Jose Raul CapablancaPeople who want to improve should take their defeats as lessons, and endeavor to learn what to avoid in the future. You must also have the courage of your convictions. If you think your move is good, make it.
Jose Raul Capablanca