Spiritual traditions tend to follow a specific path: growth, stagnation, death. During the stagnation period, spiritual traditions lock down their beliefs, put them in stone, refuse to change (or are exceedingly slow to change), and attack anyone who dares to challenge the leaders' orthodoxy. We see this now in many spiritual traditions. Some major traditions even have supposedly separate organizations that attack those who dispute their power and position as head of the tradition. You can see this now in some Christian sects that cling to the past. One even has a separate "league" to protect their closed version of spirituality.
The period of growth, on the other hand, is often one of