Tirukkural 124: Possession of Self-Restraint

Tirukkural 124: More lofty than a mountain will be the greatness of that man who without swerving from his domestic state, controls himself

Image of Satguru Sivaya Subramuniyaswami
Observe those who are steadfast. You will learn from them. Observe those who are not, and they, too, will teach you. They will teach what you should not do.