Sbg 17.16 etradi
English Translation of Ramanuja's Sanskrit Commentary By Swami Adidevananda 17.16 Serenity of mind, viz., absence of wrath etc., practice of benevolence, viz., the direction of the mind for the good of others, silence, viz., contorl of speech by the mind; self-control, viz., focusing the activity of the mind on the object of contemplation; purity of mind, viz., absence of thought about subjects other than the self - these constitute the austerity of the mind.