The celestials are maintained by the sacrifices prescribed by the Vedas and the ordinances. But men maintain themselves by following ordinances of ordinances of Brihaspati and Ushanas,
वेदाचारविधानोक्तैर्यज्ञैर्धार्यन्ति देवताः। बृहस्पत्युशन: प्रोक्तैर्नयैर्धार्यन्ति मानवाः॥