John Owen (1904). “The Golden Book of John Owen: Passages from the Writings of the Rev. John Owen, M.A., D.D., Sometime Vice-Chancellor of the University of Oxford, and Dean of Christ Church”
Friedrich Nietzsche, Maudemarie Clark, Brian Leiter (1997). “Nietzsche: Daybreak: Thoughts on the Prejudices of Morality”, p.171, Cambridge University Press