"Experience is a very personal phenomenon. I have never been able to convey it to someone else, however refined my expression may be. " Hmm ... I think I can assist here. Close your eyes and walk into a coffee table. Now ask a friend to do exactly the same. Prince Philip was asked on landing in Morocco by the local British diplomat how his flight was. Prince Philip - "Have you flown on one of these planes before?" Diplomat - "Why, yes" Prince Philip "Well it was exactly like that".
Without knowing her philosophy, I would say that she follows the path of Pure Land / Tibetan Buddhism which uses visualization in meditation to create a reality of another dimension and in this way prepare the mind for the experience of death as described in The Tibetan Book of the Dead. This is a useful training for understanding our impermanence and developing the mind to operate in spaceless dimensions.
On Feb 1, 2012 Robert de Vos wrote on Seeing is an Act, by Jeanne de Salzmann: