Buddhist-Meditation-Systematic-and-Practical

Hence, in this section on the Vajrayana, we have
from the start very strongly emphasized the
importance of the guru-disciple relationship, and
also the neglected Vajrayana precepts."
"However, we repeat, if a person receives the third
initiation from his guru and is well-prepared by his
previous training in the other yogas and yanas, then
there will be no danger for him."
"However," the yogi warned very seriously, "if one
performs vajra-love without the necessary
initiations and preparations, then one will fall
straight into hell!"
There are many practical methods for the third initiation,
but here we will only give the main principles, that is,
the perfect identification of the four pleasures with the
four wisdoms. The practical methods themselves must
be obtained from a guru.
3. The Four Sunyatas in the Vajrayana
The meaning of sunyata in the Mahayana and that in the
Vajrayana are quite different, though in "Tibetan Yoga
and Secret Doctrines," they are listed by the editor as
though the two were comparable. They differ just as the
idea of sunyata in the Hinayana and the Mahayana
differs. Evans-Wentz has stated (p.206) that the third
degree of sunyata in the Vajrayana (all-voidness) is
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