Revised editions of "The Science of the Heart Sutra" and "The Science of the Afterlife: How Far We've Come" by Shiro Tengai, offering profound philosophical insights. - Author: Shiro Tengai - Title: The Science of the Afterlife: How Far We've Come - Revised Edition: Revised Edition - Author: Shiro Tengai - Title: The Science of the Heart Sutra - Revised Edition: Revised Edition Thank you for viewing. These two books are being sold as a set. There is some discoloration and a crease on the back cover. The contents are in relatively good condition. Please understand that these are used items before purchasing.