What I term Zen, old Zen, the original face of Zen, new Zen, pure Zen, or Tantric Zen is - Zen in its essence.
Frederick LenzThe smoke from the fire passes through the building and the soot affixes itself to the walls. The smoke passes through the air and keeps going - liberation.
Frederick LenzThe kundalini runs through you. It runs through the ida and the pingala, the two nerve channels in the subtle body; but there's a central channel, the shushumna, which is blocked. When it runs through that, then you can use the mystical kundalini.
Frederick Lenz