I study chess eight hours a day, on principle.
A lifetime in not enough to learn everything about chess.
Chess is a matter of vanity.
Chess for me is not a game, but an art. Yes, and I take upon myself all those responsibilities which an art imposes on its adherents.
Psychology is the most important factor in chess.
Young players expose themselves to grave risks when they blindly imitate the innovations of masters without themselves first checking all the details and consequences of these innovations.