two • The fact that mathematical thinking is unhistorical was already proven by Wittgenstein when he noted that it’s meaningless to say “Two and two are four, at around six in the afternoon”. However, mathematical thinking has organically integrated into the alphanumeric code; it was swept along by the force of historical thinking.

three • from the selection: three building elements | three pillars | three decades | three dimensions | three flows | three orders of magnitude | three regions | three worlds | three shaman worlds | three picture types | three equals | three things | three bodies | three sacred human factors | three parts | three mixed types | three big centres | three gestures | three window events

eight • A bagua is an octagonal shape based on the eight trigrams in I Ching (Book of Changes). The basis of bagua is a square inside a circle. And bagua is an octagon that forms a transition between the square and the circle and symbolizes one step in understanding the cosmos. Bagua mirror: Octagonal mirror with a faceted edge. It essentially has yang aspects: active, doer, changer, manifesting. It effectively guards and protects territory against negative energies.