All we know that, Dr. Sir Radhakrishnan was born in 1888 in Andhra Pradesh. Later, he opted to become Philosophy’s Professor in various prestigious Indian institutions like Madras Presidency College, Mysore University and University of Calcutta. India celebrates Teachers’ Day on 5 September 2021 to mark the birth anniversary of the great scholar, great philosopher, great teacher, and second Indian President Dr. Sir Sarvepalli Radhakrishnana. India’s Teacher’s Day celebrations are a month before World Teachers’ Day, which is on 5 October.