Śrīmad-Bhāgavatam 10.22.35 states:
etāvaj janma-sāphalyaṁ
dehinām iha dehiṣu
prāṇair arthair dhiyā vācā
śreya-ācaraṇaṁ sadā
"It is the duty of every living being to perform welfare activities for the benefit of others with his life, wealth, intelligence and words."