A Satyanarayana Shastri (June 2, 1925 - January 14, 2004) was an Indian philosopher. After his BSc in 1943 from Central College and MSc from Dharwar, he worked in Vijaya College as a lecturer and later as a Professor for 18 years in the Department of Chemistry. He worked with Vivekananda Yoga Anusandhana Samsthana and became the Chief Adviser of the Deemed University Vivekananda Yoga Mahavidyapeetham of VYTASA. He was also the president of Advaita Samsodhana Pratisthana chaired by Sri Arun Kumar. His understanding of sadhana is condensed in the proclamations repeated in all his talks: