A kung fu man who was really good was not proud at all. Pride emphasizes the superiority of one's status. There has to be fear and insecurity in pride, because when you aim at being highly esteemed and achieve such status, you automatically start to worry about losing status.
Bruce LeeSelf-knowledge is the basis of jeet kune do because it is effective not only for the individual's martial art but also for his life as a human being.
Bruce Lee