Pyramid, like a mountain evokes stability in form.
Pyramids were originally covered with a facing that reflected the sun in all its brightness, appearing brilliant like a flame or like the sun that sustains us.
It is hypothesized that ancients used pyramids like a mandala to remember that which is greater than the individual and also of the individual.
The pyramid represents the self, the house of hidden places harmony of form. It has an interior.
"I was a hidden treasure who longed to be known"- Koran