Tirukkural 203: Dread of Evil Deeds

To do no evil to enemies will be called the chief of all virtues.

Image of Satguru Sivaya Subramuniyaswami
It is the wise man who recognizes the importance of controlling the forces of his mind. His life is a struggle to make his philosophy real, to gain control of the cycles of experience which have tied him to the wheel of karma.