The majority of people imagine a chess master as being a townsman who passes his life in an atmosphere of smoke and play in cafes and clubs: a neurasthenic individual, whose nerves and brains are continually working at tension: a one-sided person who has given up his whole soul to chess.
Richard RetiMost 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 Reti