Short of actual blunders, lack of faith in one's position is the chief cause of defeat. To be sure, it is easy to recommend faith and not so easy to practise it.
Fred ReinfeldOne interesting indication of Capablanca's greatness is that to non-chess players his name was better known than the names of all other chess masters together! This was due partly to his engaging personality and distinguished appearance: he was one of those exceptional people who at once stand out in a crowd.
Fred Reinfeld