1. Gospel of Thomas, saying 29. For a public domain translation of The Gospel of Thomas, see: http://www.academia.edu/15107954/The_Gospel_of_Thomas_A_Public_Domain_Translation
2. A Course in Miracles, Introduction 2:2.
3. Gospel of Thomas, saying 77. http://www.academia.edu/15107954/The_Gospel_of_Thomas_A_Public_Domain_Translation
4. 2016 figures. Source: Global Footprint Network.
5. Stephen, Caroline, Light Arising: Thoughts on the Central Radiance, 1908.
6. From Quaker Faith & Practice 25.09. Britain Yearly Meeting. Quaker Faith & Practice. Fifth edition. London: The Yearly Meeting of the Religious Society of Friends (Quakers) in Britain, 2013.
7. Quaker Faith & Practice 1.02: “Take heed, dear Friends, to the promptings of love and truth in your hearts. Trust them as the leadings of God whose Light shows us our darkness and brings us to new life.” Britain Yearly Meeting. Quaker Faith & Practice. Fifth edition. London: The Yearly Meeting of the Religious Society of Friends (Quakers) in Britain, 2013.
8. For a more detailed explanation of guilt as a human condition, see pages 56-63 of Robert Perry’s book Path of Light: Stepping into Peace with A Course in Miracles, Circle Publishing, 2004.
9. Quaker Faith & Practice 2.13. Britain Yearly Meeting. Quaker Faith & Practice. Fifth edition. London: The Yearly Meeting of the Religious Society of Friends (Quakers) in Britain, 2013.
10. Douglas V. Steere, 1962. Faith & Practice. A Book of Christian Disciple of Philadelphia Yearly Meeting, Extracts 81.