I knew that I had had a very strange dream with bright lights, that my entire body and world had seemed to explode like fireworks, and that afterwards I somehow had to find something, but I had no idea what that was.
We looked carefully at what other philosophers had done when they came to the same point and noted that some of our favorites had turned to mystical practices.
We reasoned that some sort of non-dual wisdom that came from direct experience was the only way to go, but acquiring that sort of wisdom seemed a daunting task if not impossible.
I also ran into some very odd and interesting experiences and began to look around for more guidance on how to proceed and keep things in perspective.
Even my old music friend was keeping most of what he knew to himself, and issues around disclosure of meditation theory and personal practice details nearly cost us our friendship.