Two items of the same kind.
1They yield, on the hyper level, two triads, a duad, and a unit.
2That from the monad and the indefinite duad proceed numbers.
3Spiritual beings, emanating from God, are enveloped in the duad, and therefore receive only illusory impressions.
4From the monad proceeds an indefinite duad, which is subordinate to the monad as to its cause.
5The pillars are the same as in chlorine and its congeners, with a duad added at the base.
6A figure used by Pythagoras, consisting of ten points, arranged in a triangular form so as to represent the monad, duad, triad, and quarterniad.
7On the hyper the quartet yields two duads but the triangle persists.
8The supreme Monad is lost sight of in this ever-present Duad.
9That they are duads, Spirit-Matter everywhere, on every plane of our fivefold universe.
10Duad was female and represented matter capable of form, 631-u.
11The Duad, with the Monad brooding behind it, is the fundamental principle of the Avesta.
12Duad, the symbol of diversity, inequality, division, vicissitudes, 630-u.
13The Duad, for a contrary reason, was female, ever changing by addition, subtraction, or multiplication.
14Two, or the Duad, is the symbol of Antagonism; of Good and Evil, Light and Darkness.
15The Duad is the origin of contrasts.
16The globe forms two quintets on the meta level, and these are resolved into triplets and duads.