The inferior animals, human beings, trees and herbs, all desire for the attainment of heaven. There is no means, however, except sacrifice, by which they can acquire the fruition of that desire.
पशवश्च मनुष्याश्च दुमाश्चौषधिभिः सह। स्वर्गमेवाभिकाङ्क्षन्ते न च स्वर्गस्ततो मखात्॥