Most chess players know, thanks to the study of master games, that two bishops are stronger than two knights or than bishop and knight, though very few know the reason for this advantage and how to turn it to account.
Richard RetiThe scheme of a game is played on positional lines; the decision of it, as a rule, is effected by combinations.
Richard RetiWe perceive after a careful consideration of the evolution of the chess mind that such evolution has gone on, in general, in a way quite similar to that in which it goes on with the individual chess player, only with the latter more rapidly.
Richard Reti