Mahabharata 5.37.37

5.37.37

buddhiḥ prabhāvastejaśca sattvamutthānameva ca |
vyavasāyaśca yasya syāttasyāvṛttibhayaṃ kutaḥ || 37 ||

They are intimately connected with each other, so that success depends on both. Begetting sons and rendering them independent by making some provision for them, and bestowing maiden daughters on eligible persons, one should retire to the woods, and desire to live as a Muni. One should, for obtaining the favours of the Supreme Being, do that which is for the good of all creatures as also for his own happiness, for it is this which is the root of the successful of all one's objects. What anxiety hath he for a livelihood that hath intelligence, energy, prowess, strength, alacrity and perseverance?