Without enlightenment, everything in life is harsh. Sooner or later you see everyone you love die, unless you die first, of course. This causes you to suffer.
Frederick LenzZen is Tantric Buddhism, Vajrayana is tantric Buddhism - these are various forms of it. Tantric Buddhism simply means cutting to the chase.
Frederick LenzYoga is a removal of the conscious awareness from the world as you know it - the world that you've constructed - through your focus within your mind, to something else.
Frederick Lenz