Cornelius joined the law faculty of the university, working there as a research associate, and won the government scholarship to pursue further education abroad. The same year, Cornelius went to the United Kingdom for his higher education and was admitted at Cambridge University, attending the Selwyn College to study law. In 1926, Cornelius graduated with LLM in Law and Justice and submitted his fundamental thesis on Western law. After reluctantly returning to India, Cornelius took the entrance exam and was commissioned as an officer at the Indian Civil Service, joining the Department of Law of the Government of Punjab.
