Srila Prabhupada giving lectures and classes on the ancient Vedic literature from India. The subjects Prabhupada covers are wide ranging from seemingly esoteric spiritual points to very practical advice on how to succeed in life. Prabhupada principally speaks from Bhagavad-gita, Srimad-Bhagavatam and Sri Caitanya-caritamrta but also refers to many other Vedic texts. His Divine Grace A.C. Bhaktivedanta Swami Prabhupada is the Founder-Acarya of the International Society for Krishna Consciousness (ISKCON).