You explained very beautifully and connected the conversation with spirituality, this body also absorbs both subtle and gross sources. It is just our process of feeling, how will we understand it. Love, affection, physical relationship, all are the gifts of that God and our way of meeting him is through the mind, brain and heart, it makes us feel the love of God through some medium.
It is a long topic, you will get bored, we will talk some other time.