Samgaha-vatthu is the qualities that ensure public unity. The first is liberality or charity (Dana). The second, kindly speech (Peyyavajja), is to speak kind words in a kind manner. The third, beneficial conduct (Atthacariya), means to serve the public welfare. The fourth, equality (Samanattata), is to live the same life as the ordinary people. These four are the means whereby Bodhisattas carry out their work among human beings.