Six in the beginning means:
Rigid adherence to tradition has resulted in decay. But the decay has not yet penetrated deeply and so can still be easily remedied. It is as if a son were compensated for the decay his father allowed to creep in. Then no blame attaches to the father. However, one must not overlook the danger or take the matter too lightly. Only if one is conscious of the danger connected with every reform will everything go well in the end.