In sanscrit this is called agis tana and agdasta, the ground oni, the foundation and the appearance. They're one and the same thing. A variety of pots and jars, and they are nothing but clay. It's one reality. First you must separate, and then you see the oneness. That's a beautiful way of sarada, a beautiful way to express liberation, enlightenment.
Swami Sarvapriyananda teaches Chapter 6 (Verses 28-29) of the Bhagavad Gita. In this series of talks, Swami Sarvapriyananda unfolds the highest truths of Vedanta through the study of the Bhagavad Gita (The Song of God).