YAMA is a set of Universal Values. They form the basis of Creative forces emanating from the Collective Consciousness. It is like a constitution which sets the Code of Appropriate Conduct.
AHIMSA Non-Violence – Abstaining, Refraining and Sublimating the Resentments and Angst
SATHYA Truth – Reliance on Truth (by Inward Sensing)
ASTEYA Non-Stealing – Keeping away Impulses to acquire what is not my Individual Creative
APARIGRAHA Non Hoarding – Not aggregating things that are not required for our sustenance
BRAHMA-CHARYA Alignment In Consciousness – Mind moves and Perfects in accordance with Consciousness.