When Alekhine recognizes the weakness in his position he has a tendency to become very aggressive. Patient defence is not for him if he can see the slightest chance of creating an attack. Yet sound strategy often demands that you submit to the opponent's will so as to strengthen your weaknesses and get rid of defects in your game.
Emanuel LaskerTo refer to the oft mooted question, "Which piece is stronger, the Bishop or the Knight?" it is clear that the value of the Bishop undergoes greater changes than that of the Knight.
Emanuel LaskerVanity should never tempt a player to engage in a combat at the risk of loss of health. It is bad enough to lose without the additional annoyance of paying doctors' bills.
Emanuel Lasker