Henry David Thoreau (2014). “Citizen Thoreau: Walden, Civil Disobedience, Life Without Principle, Slavery in Massachusetts, A Plea for Captain John Brown”, p.28, Graphic Arts Books
John Tillotson (1794). “The Beauties of Dr. John Tillotson, Carefullet Selected from His Works [and] Containing His Admirable System of Early Education, Thoughts on Religion, Atheism and Infidelity, the Immortality of the Soul, Etc: To which are Prefixed Some of His Arguments for the Truth and Belief of the Christian Religion”, p.195