do not know a great deal about yoga, but from what I see, there are many similarities to different "structures"... handling the shadow appears to be a tricky factor and every now and then it scares me to appearance down within the abyss of my black soul. C.G.Jung to my know-how encourages to face the darker factors, in place of denying or overlaying them. In Tarot the question comes up with "XI-force"...