Ishavasya Upanishad Mantras 6 - 8. This lecture was given by Swami Tattwamayananda on March 2, 2012. - सत्कर्यवाद (Satkaryavada) and असत्कर्यवाद (Asatkaryavada) and their sub-divisions are explained with examples.-The mystical experience of the Unity and Oneness of creation helps us to look upon everyone with respect and compassion. -These mantras proclaim the spiritual unity and oneness of not only humanity, but all existence. -'Purusha' is explained in the light of पुरुशसुक्तम् (Purusha-suktam).