Recognition of the nondual state is the basis for approaching Dzogchen – but, in order to enter the path of self-liberation, perceptual phenomena must come to be perceived from the experiential standpoint which is empty of references. It is only when the undivided nature of ‘that which arises’ and ‘that from which phenomena arise’ is first glimpsed that Dzogchen becomes feasible.p17, Shock Amazement : The four naljors and four ting-ngé’dzin from the Dzogchen series of the nature of Mind.
Khandro Déchen and Ngakpa Chögyam, Aro Books Worldwide, 2018, ISBN 978-1-898185-45-1