Oswald Chambers (2015). “Biblical Ethics / The Moral Foundations of Life / The Philosophy of Sin: Ethical Principles for the Christian Life”, p.84, Discovery House
1944 Interview with Frank S. Mead in The Christian Herald. "The Controversial Sholem Asch: An Introduction to his Fiction". Book by Ben Siegel, p. 148, 1976.
Leo Tolstoy (2013). “The Non-Fiction of Leo Tolstoy: (Includes A Confession, The Kingdom of God is Within You, A Letter to a Hindu, Youth, Tolstoy on Shakespeare, What to Do)”, p.138, Golgotha Press