“Here, bhikkhus, when engaged in inward exploration, a bhikkhu explores thus: ‘The many diverse kinds of suffering that arise in the world [headed by] aging-and-death: what is the source of this suffering, what is its origin, from what is it born and produced? When what exists does aging-and-death come to be? When what does not exist does aging-and-death not come to be?’ “As he explores he understands thus: ‘The many diverse kinds of suffering that arise in the world [headed by] aging-and-
Sacred Geometry, The Secret Language.
Kalachakra Mandala or Wheel of Time. Kalachakra is literally Time, and, the interwoven cycles of the universe, from the movements of planets and plants, to the breathing of the human body and the movements of subtle energy, other beings in other worlds, and the awakening of meditative absorbtion and bliss.