the yogic `restraints` - from the Sanskrit verb root `yam` to hold or check. Sage Patanjali presents five ethical observances for yogis – ahimsa (non-harming), satya (truthfulness), asteya (non-stealing), Brahmacharya (chastity), aparigraha (greedlessness). There are other important Yamas listed in traditional texts, such as patience, compassion, forgiveness, giving, steadfastness and moderation in diet. The late Yogi and scholar Dr. Rammurti Mishra M.D. described Yama is follows : the will to investigate mental nature by following specific resolutions to lead life in the light of Truth.