Six in the fourth place means:
To intensify the power of inner truth, a man must always turn to his superior, from whom he can receive enlightenment as the moon receives light form the sun. However, this requires a certain humility, like that of the moon when it is not yet quite full. At the moment when the moon becomes full and stands directly opposite the sun, it begins to wane. Just as on the one hand we must be humble and reverent when face to face with the source of enlightenment, so likewise must we on the other renounce factionalism among men. Only be pursuing one's course like a horse that goes straight ahead without looking sidewise at its mate, can one retain the inner freedom that helps one onward.