TONGLEN means taking in and sending out. This teaching connects us with the openness and softness of our hearts instead of shielding and protecting our soft spot, we allow ourselves to be human. Tonglen practice has four stages. First stage (flashing openness). Flashing openness or flashing absolute bodhichitta. Rest in the nature of alaya, the essence goes along with this flash of openness which is done very quickly. There is some sort of natural flash of silence and space. .. cont