Elizabeth Cady Stanton, Susan Brownell Anthony, Ann Dexter Gordon (1997). “The Selected Papers of Elizabeth Cady Stanton and Susan B. Anthony: In the school of anti-slavery, 1840 to 1866”, p.410, Rutgers University Press
"Illuminata: Thoughts, Prayers, Rites of Passage". Book by Marianne Williamson (Part I "Thoughts", Chapter 2 "The Luminous Mind", p. 29), November 1994.