In Yogananda’s darkest times, he always went to one place: within.
The power of unfulfilled desires is the root of all of man’s slavery.
– Sri Yukteswar in Autobiography of a Yogi, pg 415
“It is important, therefore, to come together physically with an uplifted consciousness. That flash generated in the astral world reflects the couple’s state of consciousness, especially as they felt during the moment of physical union.”
Paramhansa Yogananda also taught that when the flash occurs, from the sperm and ovum uniting, the new body starts to create the medulla oblongata, the seat of the “ego” in the body. He sometimes referred to the ego as the “soul identified with the body.”
– found in this fantastic article