Sun
Sun is mythologically termed as the father of the total solar system ,and is the ocean of prana.The Vaastu Purusha Mandala is like reflection of twelve states of the Sun with different names as deities in the Vaastu Purusha Mandala.In morning it’s Aaditya that behaves like the best son of lady Aditi.Being best it bestows all qualities like learning and grasping ,gratitude and attitude,kindness and strength,peace and enthusiasm.All these activities represent the positive prana.In southeast its mode is as Savita-Savitru where it gets crystallised by all these qualities;if this zone is free of any faults .So in this zone the child is becoming a man with perfection-purity-power.In south zone if there are faults ,it becomes Yama and if a powerful earth element is established then it becomes a grace to the generations by showing all virtues of the Vivasvana-as a continuity to the glorious tradition of the forefathers ie our eighteen sages.So Yama and Karma ,Yama and Dharma are synonym...