Those who succeed in reaching this point in their meditation often withdraw just there, overcome by terror or gripped by panic. For the prospect of utter annihilation seems to yawn, like an abyss, beneath their feet. It is indeed the crucial point. The ego, which has lurked behind all their spiritual aspirations and hidden in disguise within all their spiritual thinking, must now emerge and show itself as it really is. For where, in this utter void, can it now conceal itself?
-- Notebooks Category 23: Advanced Contemplation > Chapter 8: The Void As Contemplative Experience > # 38