Birth and death, and other obstacles, O king, men of knowledge say, one cannot get over by ordinary exertion. Men acquire heaven through sacrifices, penances, observances. But they have again to drop down therefrom on the Earth. vows, and
दुर्गं जन्म निधनं चापि राजन् न भौतिकं ज्ञानविदो वदन्ति यज्ञैस्तपोभिर्नियमैर्ऋतैश्च दिवं समासाद्य पतन्ति भूमौ॥