Download or read book Ascetic Pneumatology from John Cassian to Gregory the Great written by Thomas L. Humphries and published by . This book was released on 2013 with total page 256 pages. Available in PDF, EPUB and Kindle. Book excerpt: This is a study of how Christians understood the Holy Spirit in the 5th and 6th centuries. Humphries argues that we can see various schools of thought within Christianity in this period but that many of them are occupied with similar questions about how to understand human life and how to understand divine life.