if need be, bodily suffering and infirmities, as they would be able to do had they practised efficiently during their active lifetime the Art of Living, and, when about to die, the Art of Dying.
Evans-Wentz frames dying as a learnable art requiring lifelong preparation, exemplified by Milarepa’s triumphant, conscious relinquishment of the body in samādhi.
, The Tibetan Book of the Dead (Evans-Wentz Edition), 1927thesis