Energyenhancement.org, 2019. — 303 p.
This book is written by Swami Satchidanand.
A living master of our time!
It is a commentary on the Yoga Sutras of Patanjali.
It is NOT a line-by-line explanation of the original Yoga Sutras.
It's actually much more important that than -
Learn what was taken OUT of the Yoga Sutras,
What you need to know to actually make progress in meditation.
"Complete Instructions on Enlightenment the Energy Enhancement Way"