What are the advantages and disadvantages of using effort, in kundalini yogas, as opposed to the grace of the guru, in siddha mahayoga, to awaken kundalini?
Since every practitioner brings his own unique inclinations and obstacles to the practice of yoga it is very hard to generalize on this point. In terms of actually awakening kundalini gurus of Siddha Mahayoga claim that the kundalini is more easily and reliably awakened by the grace of the guru than by individual effort. In my limited experience I would agree. with this assertion. While not every long-term student of either practice necessarily shows signs of kundalini awakening it is amazing how many people have had instant awakenings of kundalini through initiation from siddha gurus. In terms of encountering difficulties along the path the siddha gurus would also claim that fewer problems due to kundalini awakening, such as mental imbalance, are encountered by students of Siddha Mahayoga. Here I think the results are mixed. It seems to me that the guidance of the teacher in either Siddha Mahayoga or Kundalini Yoga is more a determining factor than which style of kundalini practice is
