Tranquillity, restraint of the senses, penance, purity, forgiveness, straightforwardness, also knowledge, experience, and belief (in a future world), this is the natural duty of Brahmanas. Valour, glory, courage, dexterity, not slinking away from battle, gifts, exercise of lordly power, this is the natural duty of Kshatriyas. Agriculture, tending cattle, trade, (this) is the natural duty of Vaisyas. And the natural duty of Sudras, too, consists in service.