His Divine Grace A.C. Bhaktivedanta Swami Prabhupada(1896-1977) is widely regarded as the foremost Vedic scholar, translator, and teacher of the modern era & is also the founder-acharya of the International Society for Krishna Consciousness. He specifically propagated the teachings of Chaitanya Mahaprabhu, the divine avatar of Lord Sri Krishna.
manuṣya janma yāra
janma sārthaka kari’
One who has taken his birth as a human being in the land of India [Bhārata-varṣa] should make his life successful and work for the benefit of all other people.
dehinām iha dehiṣu
prāṇair arthair dhiyā vācā
“It is the duty of every living being to perform welfare activities for the benefit of others with his life, wealth, intelligence and words”