We have not heard that there is any other duty in all the worlds equal to self-control. Self-control, according to all virtuous persons, is the highest virtues in this world.
दमेन सदृशं धर्मं नान्यं लोकेषु शुश्रुम। दमो हि परमो लोके प्रशस्तः सर्वधर्मिणाम्॥