Koestler, in this book, plays both yogi and commissar.
Yogis have described having a spherically expanding universal vision and a state of indescribable rapture.
He was a nada yogi and was an expert in sitar, vichitra veena, rudra veena and swarmandal.
He was a great yogi, sublime mystic, brilliant poet, noted scholar, eminent author and master of several branches of learning.
Ghote becomes concerned when the yogi does not emerge from the tank and is forced to dive into the tank to rescue him.
He silently waited for the yogi to open his eyes.
His six heads represent the six "siddhis" bestowed upon yogis over the course of their spiritual development.
Swamiji explained that yogis use "bhajans" to awaken spiritual awareness and prepare students for meditation.