Malcolm X's speech at the Audubon Ballroom in Harlem (December 13, 1964) as quoted in "Malcolm X Speaks: Selected Speeches and Statements" edited by George Breitman (p. 93), 1965.
Neale Donald Walsch (2011). “Conversations with God, Book 2: Living in the World with Honesty, Courage, and Love (Anniv)”, p.206, Hampton Roads Publishing