What may be true on the ultimate level--the non-existence of evil, the reality of the Good, the True, the Beautiful--becomes false on the level of duality. Here the twofold powers, the opposites, do exist, do hold the world in their sway. To deny relative evil here is to confuse different planes of being.
-- Notebooks Category 11: The Negatives > Chapter 1: Their Nature > # 10
-- Perspectives > Chapter 11: The Negatives > # 16