Some Ans. Questions 2014 by -'Abdu'l-Bahá- 1 Para

Briefly, intelligible realities such as the praiseworthy attributes and perfections of man are purely good and have a positive existence. Evil is simply their non-existence. So ignorance is the want of knowledge, error is the want of guidance, forgetfulness is the want of remembrance, foolishness is the want of understanding: All these are nothing in themselves and have no positive existence (74:3)

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