Dhritarashtra said In all the Vedas, man is said to have a life of one hundred years. For what reason then do not all men attain to that age?
धृतराष्ट्र उवाच शतायुरुक्तः पुरुषः सर्ववेदेषु वै यदा। नाप्नोत्यथ च तत् सर्वमायुः केनेह हेतुना॥